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(x-4)*(x-6)*(x-3)*(x-2)=40*x^2 la ecuación

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Solución numérica:

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Solución

Ha introducido [src]
                                      2
(x - 4)*(x - 6)*(x - 3)*(x - 2) = 40*x 
$$\left(x - 6\right) \left(x - 4\right) \left(x - 3\right) \left(x - 2\right) = 40 x^{2}$$
Gráfica
Respuesta rápida [src]
                             _________________
            _____     ___   /           _____ 
     15   \/ 161    \/ 2 *\/  97 + 15*\/ 161  
x1 = -- + ------- + --------------------------
     4       4                  4             
$$x_{1} = \frac{\sqrt{161}}{4} + \frac{15}{4} + \frac{\sqrt{2} \sqrt{97 + 15 \sqrt{161}}}{4}$$
                             _________________
            _____     ___   /           _____ 
     15   \/ 161    \/ 2 *\/  97 + 15*\/ 161  
x2 = -- + ------- - --------------------------
     4       4                  4             
$$x_{2} = - \frac{\sqrt{2} \sqrt{97 + 15 \sqrt{161}}}{4} + \frac{\sqrt{161}}{4} + \frac{15}{4}$$
                               __________________
            _____       ___   /            _____ 
     15   \/ 161    I*\/ 2 *\/  -97 + 15*\/ 161  
x3 = -- - ------- - -----------------------------
     4       4                    4              
$$x_{3} = - \frac{\sqrt{161}}{4} + \frac{15}{4} - \frac{\sqrt{2} i \sqrt{-97 + 15 \sqrt{161}}}{4}$$
                               __________________
            _____       ___   /            _____ 
     15   \/ 161    I*\/ 2 *\/  -97 + 15*\/ 161  
x4 = -- - ------- + -----------------------------
     4       4                    4              
$$x_{4} = - \frac{\sqrt{161}}{4} + \frac{15}{4} + \frac{\sqrt{2} i \sqrt{-97 + 15 \sqrt{161}}}{4}$$
x4 = -sqrt(161)/4 + 15/4 + sqrt(2)*i*sqrt(-97 + 15*sqrt(161))/4
Suma y producto de raíces [src]
suma
                        _________________                           _________________                             __________________                             __________________
       _____     ___   /           _____           _____     ___   /           _____           _____       ___   /            _____           _____       ___   /            _____ 
15   \/ 161    \/ 2 *\/  97 + 15*\/ 161     15   \/ 161    \/ 2 *\/  97 + 15*\/ 161     15   \/ 161    I*\/ 2 *\/  -97 + 15*\/ 161     15   \/ 161    I*\/ 2 *\/  -97 + 15*\/ 161  
-- + ------- + -------------------------- + -- + ------- - -------------------------- + -- - ------- - ----------------------------- + -- - ------- + -----------------------------
4       4                  4                4       4                  4                4       4                    4                 4       4                    4              
$$\left(\left(\left(- \frac{\sqrt{2} \sqrt{97 + 15 \sqrt{161}}}{4} + \frac{\sqrt{161}}{4} + \frac{15}{4}\right) + \left(\frac{\sqrt{161}}{4} + \frac{15}{4} + \frac{\sqrt{2} \sqrt{97 + 15 \sqrt{161}}}{4}\right)\right) + \left(- \frac{\sqrt{161}}{4} + \frac{15}{4} - \frac{\sqrt{2} i \sqrt{-97 + 15 \sqrt{161}}}{4}\right)\right) + \left(- \frac{\sqrt{161}}{4} + \frac{15}{4} + \frac{\sqrt{2} i \sqrt{-97 + 15 \sqrt{161}}}{4}\right)$$
=
15
$$15$$
producto
/                        _________________\ /                        _________________\ /                          __________________\ /                          __________________\
|       _____     ___   /           _____ | |       _____     ___   /           _____ | |       _____       ___   /            _____ | |       _____       ___   /            _____ |
|15   \/ 161    \/ 2 *\/  97 + 15*\/ 161  | |15   \/ 161    \/ 2 *\/  97 + 15*\/ 161  | |15   \/ 161    I*\/ 2 *\/  -97 + 15*\/ 161  | |15   \/ 161    I*\/ 2 *\/  -97 + 15*\/ 161  |
|-- + ------- + --------------------------|*|-- + ------- - --------------------------|*|-- - ------- - -----------------------------|*|-- - ------- + -----------------------------|
\4       4                  4             / \4       4                  4             / \4       4                    4              / \4       4                    4              /
$$\left(\frac{\sqrt{161}}{4} + \frac{15}{4} + \frac{\sqrt{2} \sqrt{97 + 15 \sqrt{161}}}{4}\right) \left(- \frac{\sqrt{2} \sqrt{97 + 15 \sqrt{161}}}{4} + \frac{\sqrt{161}}{4} + \frac{15}{4}\right) \left(- \frac{\sqrt{161}}{4} + \frac{15}{4} - \frac{\sqrt{2} i \sqrt{-97 + 15 \sqrt{161}}}{4}\right) \left(- \frac{\sqrt{161}}{4} + \frac{15}{4} + \frac{\sqrt{2} i \sqrt{-97 + 15 \sqrt{161}}}{4}\right)$$
=
144
$$144$$
144
Respuesta numérica [src]
x1 = 12.9151472124388
x2 = 0.929141557785928
x3 = 0.57785561488762 + 3.4155647978545*i
x4 = 0.57785561488762 - 3.4155647978545*i
x4 = 0.57785561488762 - 3.4155647978545*i