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(x+1)(x-2)(x+5)(x+4)=-2 la ecuación

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Solución numérica:

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Solución

Ha introducido [src]
(x + 1)*(x - 2)*(x + 5)*(x + 4) = -2
$$\left(x - 2\right) \left(x + 1\right) \left(x + 5\right) \left(x + 4\right) = -2$$
Gráfica
Respuesta rápida [src]
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                                                                                                   /                                            20                                            /  445   I*\/ 291498                 179             
                                                                                                  /    20 - -------------------------------------------------------------------------- - 2*3 /   --- + ------------  - --------------------------- 
                    ________________________________________________________________             /                    ________________________________________________________________     \/     8         36                ____________________ 
                   /             ____________________                                           /                    /             ____________________                                                                      /           ________  
                  /             /           ________                                           /                    /             /           ________                                                                      /  445   I*\/ 291498   
                 /             /  445   I*\/ 291498                 179                       /                    /             /  445   I*\/ 291498                 179                                              6*3 /   --- + ------------  
                /    10 + 2*3 /   --- + ------------  + ---------------------------          /                    /    10 + 2*3 /   --- + ------------  + ---------------------------                                    \/     8         36       
               /            \/     8         36                ____________________         /                    /            \/     8         36                ____________________                                                              
              /                                               /           ________         /                    /                                               /           ________                                                               
             /                                               /  445   I*\/ 291498         /                    /                                               /  445   I*\/ 291498                                                                
            /                                           6*3 /   --- + ------------       /                    /                                           6*3 /   --- + ------------                                                               
          \/                                              \/     8         36          \/                   \/                                              \/     8         36                                                                    
x1 = -2 - -------------------------------------------------------------------------- - ------------------------------------------------------------------------------------------------------------------------------------------------------------
                                              2                                                                                                                     2                                                                              
$$x_{1} = -2 - \frac{\sqrt{10 + \frac{179}{6 \sqrt[3]{\frac{445}{8} + \frac{\sqrt{291498} i}{36}}} + 2 \sqrt[3]{\frac{445}{8} + \frac{\sqrt{291498} i}{36}}}}{2} - \frac{\sqrt{20 - 2 \sqrt[3]{\frac{445}{8} + \frac{\sqrt{291498} i}{36}} - \frac{20}{\sqrt{10 + \frac{179}{6 \sqrt[3]{\frac{445}{8} + \frac{\sqrt{291498} i}{36}}} + 2 \sqrt[3]{\frac{445}{8} + \frac{\sqrt{291498} i}{36}}}} - \frac{179}{6 \sqrt[3]{\frac{445}{8} + \frac{\sqrt{291498} i}{36}}}}}{2}$$
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                      /                                            20                                            /  445   I*\/ 291498                 179                                                                                          
                     /    20 - -------------------------------------------------------------------------- - 2*3 /   --- + ------------  - ---------------------------                                                                              
                    /                    ________________________________________________________________     \/     8         36                ____________________              ________________________________________________________________
                   /                    /             ____________________                                                                      /           ________              /             ____________________                               
                  /                    /             /           ________                                                                      /  445   I*\/ 291498              /             /           ________                                
                 /                    /             /  445   I*\/ 291498                 179                                              6*3 /   --- + ------------            /             /  445   I*\/ 291498                 179             
                /                    /    10 + 2*3 /   --- + ------------  + ---------------------------                                    \/     8         36                /    10 + 2*3 /   --- + ------------  + --------------------------- 
               /                    /            \/     8         36                ____________________                                                                      /            \/     8         36                ____________________ 
              /                    /                                               /           ________                                                                      /                                               /           ________  
             /                    /                                               /  445   I*\/ 291498                                                                      /                                               /  445   I*\/ 291498   
            /                    /                                           6*3 /   --- + ------------                                                                    /                                           6*3 /   --- + ------------  
          \/                   \/                                              \/     8         36                                                                       \/                                              \/     8         36       
x2 = -2 + ------------------------------------------------------------------------------------------------------------------------------------------------------------ - --------------------------------------------------------------------------
                                                                                       2                                                                                                                     2                                     
$$x_{2} = -2 + \frac{\sqrt{20 - 2 \sqrt[3]{\frac{445}{8} + \frac{\sqrt{291498} i}{36}} - \frac{20}{\sqrt{10 + \frac{179}{6 \sqrt[3]{\frac{445}{8} + \frac{\sqrt{291498} i}{36}}} + 2 \sqrt[3]{\frac{445}{8} + \frac{\sqrt{291498} i}{36}}}} - \frac{179}{6 \sqrt[3]{\frac{445}{8} + \frac{\sqrt{291498} i}{36}}}}}{2} - \frac{\sqrt{10 + \frac{179}{6 \sqrt[3]{\frac{445}{8} + \frac{\sqrt{291498} i}{36}}} + 2 \sqrt[3]{\frac{445}{8} + \frac{\sqrt{291498} i}{36}}}}{2}$$
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                                                                                                   /             /  445   I*\/ 291498                                         20                                                   179             
                                                                                                  /    20 - 2*3 /   --- + ------------  + -------------------------------------------------------------------------- - --------------------------- 
                    ________________________________________________________________             /            \/     8         36                   ________________________________________________________________          ____________________ 
                   /             ____________________                                           /                                                  /             ____________________                                        /           ________  
                  /             /           ________                                           /                                                  /             /           ________                                        /  445   I*\/ 291498   
                 /             /  445   I*\/ 291498                 179                       /                                                  /             /  445   I*\/ 291498                 179                6*3 /   --- + ------------  
                /    10 + 2*3 /   --- + ------------  + ---------------------------          /                                                  /    10 + 2*3 /   --- + ------------  + ---------------------------      \/     8         36       
               /            \/     8         36                ____________________         /                                                  /            \/     8         36                ____________________                                
              /                                               /           ________         /                                                  /                                               /           ________                                 
             /                                               /  445   I*\/ 291498         /                                                  /                                               /  445   I*\/ 291498                                  
            /                                           6*3 /   --- + ------------       /                                                  /                                           6*3 /   --- + ------------                                 
          \/                                              \/     8         36          \/                                                 \/                                              \/     8         36                                      
x3 = -2 + -------------------------------------------------------------------------- - ------------------------------------------------------------------------------------------------------------------------------------------------------------
                                              2                                                                                                                     2                                                                              
$$x_{3} = -2 - \frac{\sqrt{20 - 2 \sqrt[3]{\frac{445}{8} + \frac{\sqrt{291498} i}{36}} + \frac{20}{\sqrt{10 + \frac{179}{6 \sqrt[3]{\frac{445}{8} + \frac{\sqrt{291498} i}{36}}} + 2 \sqrt[3]{\frac{445}{8} + \frac{\sqrt{291498} i}{36}}}} - \frac{179}{6 \sqrt[3]{\frac{445}{8} + \frac{\sqrt{291498} i}{36}}}}}{2} + \frac{\sqrt{10 + \frac{179}{6 \sqrt[3]{\frac{445}{8} + \frac{\sqrt{291498} i}{36}}} + 2 \sqrt[3]{\frac{445}{8} + \frac{\sqrt{291498} i}{36}}}}{2}$$
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                                                                                                   /             /  445   I*\/ 291498                                         20                                                   179             
                                                                                                  /    20 - 2*3 /   --- + ------------  + -------------------------------------------------------------------------- - --------------------------- 
                    ________________________________________________________________             /            \/     8         36                   ________________________________________________________________          ____________________ 
                   /             ____________________                                           /                                                  /             ____________________                                        /           ________  
                  /             /           ________                                           /                                                  /             /           ________                                        /  445   I*\/ 291498   
                 /             /  445   I*\/ 291498                 179                       /                                                  /             /  445   I*\/ 291498                 179                6*3 /   --- + ------------  
                /    10 + 2*3 /   --- + ------------  + ---------------------------          /                                                  /    10 + 2*3 /   --- + ------------  + ---------------------------      \/     8         36       
               /            \/     8         36                ____________________         /                                                  /            \/     8         36                ____________________                                
              /                                               /           ________         /                                                  /                                               /           ________                                 
             /                                               /  445   I*\/ 291498         /                                                  /                                               /  445   I*\/ 291498                                  
            /                                           6*3 /   --- + ------------       /                                                  /                                           6*3 /   --- + ------------                                 
          \/                                              \/     8         36          \/                                                 \/                                              \/     8         36                                      
x4 = -2 + -------------------------------------------------------------------------- + ------------------------------------------------------------------------------------------------------------------------------------------------------------
                                              2                                                                                                                     2                                                                              
$$x_{4} = -2 + \frac{\sqrt{20 - 2 \sqrt[3]{\frac{445}{8} + \frac{\sqrt{291498} i}{36}} + \frac{20}{\sqrt{10 + \frac{179}{6 \sqrt[3]{\frac{445}{8} + \frac{\sqrt{291498} i}{36}}} + 2 \sqrt[3]{\frac{445}{8} + \frac{\sqrt{291498} i}{36}}}} - \frac{179}{6 \sqrt[3]{\frac{445}{8} + \frac{\sqrt{291498} i}{36}}}}}{2} + \frac{\sqrt{10 + \frac{179}{6 \sqrt[3]{\frac{445}{8} + \frac{\sqrt{291498} i}{36}}} + 2 \sqrt[3]{\frac{445}{8} + \frac{\sqrt{291498} i}{36}}}}{2}$$
x4 = -2 + sqrt(20 - 2*(445/8 + sqrt(291498)*i/36)^(1/3) + 20/sqrt(10 + 179/(6*(445/8 + sqrt(291498)*i/36)^(1/3)) + 2*(445/8 + sqrt(291498)*i/36)^(1/3)) - 179/(6*(445/8 + sqrt(291498)*i/36)^(1/3)))/2 + sqrt(10 + 179/(6*(445/8 + sqrt(291498)*i/36)^(1/3)) + 2*(445/8 + sqrt(291498)*i/36)^(1/3))/2
Suma y producto de raíces [src]
suma
                                                                                                 _____________________________________________________________________________________________________________________________________________                       _____________________________________________________________________________________________________________________________________________                                                                                                                                                                                 _____________________________________________________________________________________________________________________________________________                                                                                                    _____________________________________________________________________________________________________________________________________________
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                                                                                              /                                            20                                            /  445   I*\/ 291498                 179                                 /                                            20                                            /  445   I*\/ 291498                 179                                                                                                                                                                                           /             /  445   I*\/ 291498                                         20                                                   179                                                                                                              /             /  445   I*\/ 291498                                         20                                                   179             
                                                                                             /    20 - -------------------------------------------------------------------------- - 2*3 /   --- + ------------  - ---------------------------                    /    20 - -------------------------------------------------------------------------- - 2*3 /   --- + ------------  - ---------------------------                                                                                                                                                                              /    20 - 2*3 /   --- + ------------  + -------------------------------------------------------------------------- - ---------------------------                                                                                                 /    20 - 2*3 /   --- + ------------  + -------------------------------------------------------------------------- - --------------------------- 
               ________________________________________________________________             /                    ________________________________________________________________     \/     8         36                ____________________                   /                    ________________________________________________________________     \/     8         36                ____________________              ________________________________________________________________                  ________________________________________________________________             /            \/     8         36                   ________________________________________________________________          ____________________                   ________________________________________________________________             /            \/     8         36                   ________________________________________________________________          ____________________ 
              /             ____________________                                           /                    /             ____________________                                                                      /           ________                   /                    /             ____________________                                                                      /           ________              /             ____________________                                                /             ____________________                                           /                                                  /             ____________________                                        /           ________                   /             ____________________                                           /                                                  /             ____________________                                        /           ________  
             /             /           ________                                           /                    /             /           ________                                                                      /  445   I*\/ 291498                   /                    /             /           ________                                                                      /  445   I*\/ 291498              /             /           ________                                                /             /           ________                                           /                                                  /             /           ________                                        /  445   I*\/ 291498                   /             /           ________                                           /                                                  /             /           ________                                        /  445   I*\/ 291498   
            /             /  445   I*\/ 291498                 179                       /                    /             /  445   I*\/ 291498                 179                                              6*3 /   --- + ------------                 /                    /             /  445   I*\/ 291498                 179                                              6*3 /   --- + ------------            /             /  445   I*\/ 291498                 179                            /             /  445   I*\/ 291498                 179                       /                                                  /             /  445   I*\/ 291498                 179                6*3 /   --- + ------------                 /             /  445   I*\/ 291498                 179                       /                                                  /             /  445   I*\/ 291498                 179                6*3 /   --- + ------------  
           /    10 + 2*3 /   --- + ------------  + ---------------------------          /                    /    10 + 2*3 /   --- + ------------  + ---------------------------                                    \/     8         36                     /                    /    10 + 2*3 /   --- + ------------  + ---------------------------                                    \/     8         36                /    10 + 2*3 /   --- + ------------  + ---------------------------               /    10 + 2*3 /   --- + ------------  + ---------------------------          /                                                  /    10 + 2*3 /   --- + ------------  + ---------------------------      \/     8         36                     /    10 + 2*3 /   --- + ------------  + ---------------------------          /                                                  /    10 + 2*3 /   --- + ------------  + ---------------------------      \/     8         36       
          /            \/     8         36                ____________________         /                    /            \/     8         36                ____________________                                                                           /                    /            \/     8         36                ____________________                                                                      /            \/     8         36                ____________________              /            \/     8         36                ____________________         /                                                  /            \/     8         36                ____________________                                             /            \/     8         36                ____________________         /                                                  /            \/     8         36                ____________________                                
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        /                                               /  445   I*\/ 291498         /                    /                                               /  445   I*\/ 291498                                                                           /                    /                                               /  445   I*\/ 291498                                                                      /                                               /  445   I*\/ 291498              /                                               /  445   I*\/ 291498         /                                                  /                                               /  445   I*\/ 291498                                             /                                               /  445   I*\/ 291498         /                                                  /                                               /  445   I*\/ 291498                                  
       /                                           6*3 /   --- + ------------       /                    /                                           6*3 /   --- + ------------                                                                         /                    /                                           6*3 /   --- + ------------                                                                    /                                           6*3 /   --- + ------------            /                                           6*3 /   --- + ------------       /                                                  /                                           6*3 /   --- + ------------                                           /                                           6*3 /   --- + ------------       /                                                  /                                           6*3 /   --- + ------------                                 
     \/                                              \/     8         36          \/                   \/                                              \/     8         36                                                                            \/                   \/                                              \/     8         36                                                                       \/                                              \/     8         36               \/                                              \/     8         36          \/                                                 \/                                              \/     8         36                                              \/                                              \/     8         36          \/                                                 \/                                              \/     8         36                                      
-2 - -------------------------------------------------------------------------- - ------------------------------------------------------------------------------------------------------------------------------------------------------------ + -2 + ------------------------------------------------------------------------------------------------------------------------------------------------------------ - -------------------------------------------------------------------------- + -2 + -------------------------------------------------------------------------- - ------------------------------------------------------------------------------------------------------------------------------------------------------------ + -2 + -------------------------------------------------------------------------- + ------------------------------------------------------------------------------------------------------------------------------------------------------------
                                         2                                                                                                                     2                                                                                                                                                                   2                                                                                                                     2                                                                                 2                                                                                                                     2                                                                                                                          2                                                                                                                     2                                                                              
$$\left(-2 + \frac{\sqrt{20 - 2 \sqrt[3]{\frac{445}{8} + \frac{\sqrt{291498} i}{36}} + \frac{20}{\sqrt{10 + \frac{179}{6 \sqrt[3]{\frac{445}{8} + \frac{\sqrt{291498} i}{36}}} + 2 \sqrt[3]{\frac{445}{8} + \frac{\sqrt{291498} i}{36}}}} - \frac{179}{6 \sqrt[3]{\frac{445}{8} + \frac{\sqrt{291498} i}{36}}}}}{2} + \frac{\sqrt{10 + \frac{179}{6 \sqrt[3]{\frac{445}{8} + \frac{\sqrt{291498} i}{36}}} + 2 \sqrt[3]{\frac{445}{8} + \frac{\sqrt{291498} i}{36}}}}{2}\right) + \left(\left(\left(-2 + \frac{\sqrt{20 - 2 \sqrt[3]{\frac{445}{8} + \frac{\sqrt{291498} i}{36}} - \frac{20}{\sqrt{10 + \frac{179}{6 \sqrt[3]{\frac{445}{8} + \frac{\sqrt{291498} i}{36}}} + 2 \sqrt[3]{\frac{445}{8} + \frac{\sqrt{291498} i}{36}}}} - \frac{179}{6 \sqrt[3]{\frac{445}{8} + \frac{\sqrt{291498} i}{36}}}}}{2} - \frac{\sqrt{10 + \frac{179}{6 \sqrt[3]{\frac{445}{8} + \frac{\sqrt{291498} i}{36}}} + 2 \sqrt[3]{\frac{445}{8} + \frac{\sqrt{291498} i}{36}}}}{2}\right) + \left(-2 - \frac{\sqrt{10 + \frac{179}{6 \sqrt[3]{\frac{445}{8} + \frac{\sqrt{291498} i}{36}}} + 2 \sqrt[3]{\frac{445}{8} + \frac{\sqrt{291498} i}{36}}}}{2} - \frac{\sqrt{20 - 2 \sqrt[3]{\frac{445}{8} + \frac{\sqrt{291498} i}{36}} - \frac{20}{\sqrt{10 + \frac{179}{6 \sqrt[3]{\frac{445}{8} + \frac{\sqrt{291498} i}{36}}} + 2 \sqrt[3]{\frac{445}{8} + \frac{\sqrt{291498} i}{36}}}} - \frac{179}{6 \sqrt[3]{\frac{445}{8} + \frac{\sqrt{291498} i}{36}}}}}{2}\right)\right) + \left(-2 - \frac{\sqrt{20 - 2 \sqrt[3]{\frac{445}{8} + \frac{\sqrt{291498} i}{36}} + \frac{20}{\sqrt{10 + \frac{179}{6 \sqrt[3]{\frac{445}{8} + \frac{\sqrt{291498} i}{36}}} + 2 \sqrt[3]{\frac{445}{8} + \frac{\sqrt{291498} i}{36}}}} - \frac{179}{6 \sqrt[3]{\frac{445}{8} + \frac{\sqrt{291498} i}{36}}}}}{2} + \frac{\sqrt{10 + \frac{179}{6 \sqrt[3]{\frac{445}{8} + \frac{\sqrt{291498} i}{36}}} + 2 \sqrt[3]{\frac{445}{8} + \frac{\sqrt{291498} i}{36}}}}{2}\right)\right)$$
=
-8
$$-8$$
producto
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|                                                                                               /                                                                                          /           ________                                | |                  /                                                                                          /           ________                                                                                                             | |                                                                                               /             /           ________                                                                                                             | |                                                                                               /             /           ________                                                                                                             |
|                                                                                              /                                            20                                            /  445   I*\/ 291498                 179             | |                 /                                            20                                            /  445   I*\/ 291498                 179                                                                                          | |                                                                                              /             /  445   I*\/ 291498                                         20                                                   179             | |                                                                                              /             /  445   I*\/ 291498                                         20                                                   179             |
|                                                                                             /    20 - -------------------------------------------------------------------------- - 2*3 /   --- + ------------  - --------------------------- | |                /    20 - -------------------------------------------------------------------------- - 2*3 /   --- + ------------  - ---------------------------                                                                              | |                                                                                             /    20 - 2*3 /   --- + ------------  + -------------------------------------------------------------------------- - --------------------------- | |                                                                                             /    20 - 2*3 /   --- + ------------  + -------------------------------------------------------------------------- - --------------------------- |
|               ________________________________________________________________             /                    ________________________________________________________________     \/     8         36                ____________________ | |               /                    ________________________________________________________________     \/     8         36                ____________________              ________________________________________________________________| |               ________________________________________________________________             /            \/     8         36                   ________________________________________________________________          ____________________ | |               ________________________________________________________________             /            \/     8         36                   ________________________________________________________________          ____________________ |
|              /             ____________________                                           /                    /             ____________________                                                                      /           ________  | |              /                    /             ____________________                                                                      /           ________              /             ____________________                               | |              /             ____________________                                           /                                                  /             ____________________                                        /           ________  | |              /             ____________________                                           /                                                  /             ____________________                                        /           ________  |
|             /             /           ________                                           /                    /             /           ________                                                                      /  445   I*\/ 291498   | |             /                    /             /           ________                                                                      /  445   I*\/ 291498              /             /           ________                                | |             /             /           ________                                           /                                                  /             /           ________                                        /  445   I*\/ 291498   | |             /             /           ________                                           /                                                  /             /           ________                                        /  445   I*\/ 291498   |
|            /             /  445   I*\/ 291498                 179                       /                    /             /  445   I*\/ 291498                 179                                              6*3 /   --- + ------------  | |            /                    /             /  445   I*\/ 291498                 179                                              6*3 /   --- + ------------            /             /  445   I*\/ 291498                 179             | |            /             /  445   I*\/ 291498                 179                       /                                                  /             /  445   I*\/ 291498                 179                6*3 /   --- + ------------  | |            /             /  445   I*\/ 291498                 179                       /                                                  /             /  445   I*\/ 291498                 179                6*3 /   --- + ------------  |
|           /    10 + 2*3 /   --- + ------------  + ---------------------------          /                    /    10 + 2*3 /   --- + ------------  + ---------------------------                                    \/     8         36       | |           /                    /    10 + 2*3 /   --- + ------------  + ---------------------------                                    \/     8         36                /    10 + 2*3 /   --- + ------------  + --------------------------- | |           /    10 + 2*3 /   --- + ------------  + ---------------------------          /                                                  /    10 + 2*3 /   --- + ------------  + ---------------------------      \/     8         36       | |           /    10 + 2*3 /   --- + ------------  + ---------------------------          /                                                  /    10 + 2*3 /   --- + ------------  + ---------------------------      \/     8         36       |
|          /            \/     8         36                ____________________         /                    /            \/     8         36                ____________________                                                              | |          /                    /            \/     8         36                ____________________                                                                      /            \/     8         36                ____________________ | |          /            \/     8         36                ____________________         /                                                  /            \/     8         36                ____________________                                | |          /            \/     8         36                ____________________         /                                                  /            \/     8         36                ____________________                                |
|         /                                               /           ________         /                    /                                               /           ________                                                               | |         /                    /                                               /           ________                                                                      /                                               /           ________  | |         /                                               /           ________         /                                                  /                                               /           ________                                 | |         /                                               /           ________         /                                                  /                                               /           ________                                 |
|        /                                               /  445   I*\/ 291498         /                    /                                               /  445   I*\/ 291498                                                                | |        /                    /                                               /  445   I*\/ 291498                                                                      /                                               /  445   I*\/ 291498   | |        /                                               /  445   I*\/ 291498         /                                                  /                                               /  445   I*\/ 291498                                  | |        /                                               /  445   I*\/ 291498         /                                                  /                                               /  445   I*\/ 291498                                  |
|       /                                           6*3 /   --- + ------------       /                    /                                           6*3 /   --- + ------------                                                               | |       /                    /                                           6*3 /   --- + ------------                                                                    /                                           6*3 /   --- + ------------  | |       /                                           6*3 /   --- + ------------       /                                                  /                                           6*3 /   --- + ------------                                 | |       /                                           6*3 /   --- + ------------       /                                                  /                                           6*3 /   --- + ------------                                 |
|     \/                                              \/     8         36          \/                   \/                                              \/     8         36                                                                    | |     \/                   \/                                              \/     8         36                                                                       \/                                              \/     8         36       | |     \/                                              \/     8         36          \/                                                 \/                                              \/     8         36                                      | |     \/                                              \/     8         36          \/                                                 \/                                              \/     8         36                                      |
|-2 - -------------------------------------------------------------------------- - ------------------------------------------------------------------------------------------------------------------------------------------------------------|*|-2 + ------------------------------------------------------------------------------------------------------------------------------------------------------------ - --------------------------------------------------------------------------|*|-2 + -------------------------------------------------------------------------- - ------------------------------------------------------------------------------------------------------------------------------------------------------------|*|-2 + -------------------------------------------------------------------------- + ------------------------------------------------------------------------------------------------------------------------------------------------------------|
\                                         2                                                                                                                     2                                                                              / \                                                                                  2                                                                                                                     2                                     / \                                         2                                                                                                                     2                                                                              / \                                         2                                                                                                                     2                                                                              /
$$\left(-2 - \frac{\sqrt{10 + \frac{179}{6 \sqrt[3]{\frac{445}{8} + \frac{\sqrt{291498} i}{36}}} + 2 \sqrt[3]{\frac{445}{8} + \frac{\sqrt{291498} i}{36}}}}{2} - \frac{\sqrt{20 - 2 \sqrt[3]{\frac{445}{8} + \frac{\sqrt{291498} i}{36}} - \frac{20}{\sqrt{10 + \frac{179}{6 \sqrt[3]{\frac{445}{8} + \frac{\sqrt{291498} i}{36}}} + 2 \sqrt[3]{\frac{445}{8} + \frac{\sqrt{291498} i}{36}}}} - \frac{179}{6 \sqrt[3]{\frac{445}{8} + \frac{\sqrt{291498} i}{36}}}}}{2}\right) \left(-2 + \frac{\sqrt{20 - 2 \sqrt[3]{\frac{445}{8} + \frac{\sqrt{291498} i}{36}} - \frac{20}{\sqrt{10 + \frac{179}{6 \sqrt[3]{\frac{445}{8} + \frac{\sqrt{291498} i}{36}}} + 2 \sqrt[3]{\frac{445}{8} + \frac{\sqrt{291498} i}{36}}}} - \frac{179}{6 \sqrt[3]{\frac{445}{8} + \frac{\sqrt{291498} i}{36}}}}}{2} - \frac{\sqrt{10 + \frac{179}{6 \sqrt[3]{\frac{445}{8} + \frac{\sqrt{291498} i}{36}}} + 2 \sqrt[3]{\frac{445}{8} + \frac{\sqrt{291498} i}{36}}}}{2}\right) \left(-2 - \frac{\sqrt{20 - 2 \sqrt[3]{\frac{445}{8} + \frac{\sqrt{291498} i}{36}} + \frac{20}{\sqrt{10 + \frac{179}{6 \sqrt[3]{\frac{445}{8} + \frac{\sqrt{291498} i}{36}}} + 2 \sqrt[3]{\frac{445}{8} + \frac{\sqrt{291498} i}{36}}}} - \frac{179}{6 \sqrt[3]{\frac{445}{8} + \frac{\sqrt{291498} i}{36}}}}}{2} + \frac{\sqrt{10 + \frac{179}{6 \sqrt[3]{\frac{445}{8} + \frac{\sqrt{291498} i}{36}}} + 2 \sqrt[3]{\frac{445}{8} + \frac{\sqrt{291498} i}{36}}}}{2}\right) \left(-2 + \frac{\sqrt{20 - 2 \sqrt[3]{\frac{445}{8} + \frac{\sqrt{291498} i}{36}} + \frac{20}{\sqrt{10 + \frac{179}{6 \sqrt[3]{\frac{445}{8} + \frac{\sqrt{291498} i}{36}}} + 2 \sqrt[3]{\frac{445}{8} + \frac{\sqrt{291498} i}{36}}}} - \frac{179}{6 \sqrt[3]{\frac{445}{8} + \frac{\sqrt{291498} i}{36}}}}}{2} + \frac{\sqrt{10 + \frac{179}{6 \sqrt[3]{\frac{445}{8} + \frac{\sqrt{291498} i}{36}}} + 2 \sqrt[3]{\frac{445}{8} + \frac{\sqrt{291498} i}{36}}}}{2}\right)$$
=
-38
$$-38$$
-38
Respuesta numérica [src]
x1 = -4.91984092145801
x2 = -4.11894396657628
x3 = 1.98396215658596
x4 = -0.945177268551666
x4 = -0.945177268551666