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¿Cómo vas a descomponer esta acos(x)/x^3+1/(2*x^2*sqrt(1-x^2))-1/(2*x^3*sqrt(1/(x^2)-1)) expresión en fracciones?

Expresión a simplificar:

Solución

Ha introducido [src]
acos(x)          1                   1         
------- + ---------------- - ------------------
    3             ________             ________
   x         2   /      2       3     / 1      
          2*x *\/  1 - x     2*x *   /  -- - 1 
                                    /    2     
                                  \/    x      
$$\left(\frac{1}{2 x^{2} \sqrt{1 - x^{2}}} + \frac{\operatorname{acos}{\left(x \right)}}{x^{3}}\right) - \frac{1}{2 x^{3} \sqrt{-1 + \frac{1}{x^{2}}}}$$
acos(x)/x^3 + 1/((2*x^2)*sqrt(1 - x^2)) - 1/((2*x^3)*sqrt(1/(x^2) - 1))
Simplificación general [src]
acos(x)          1                    1         
------- + ---------------- - -------------------
    3             ________             _________
   x         2   /      2       3     /      1  
          2*x *\/  1 - x     2*x *   /  -1 + -- 
                                    /         2 
                                  \/         x  
$$\frac{1}{2 x^{2} \sqrt{1 - x^{2}}} + \frac{\operatorname{acos}{\left(x \right)}}{x^{3}} - \frac{1}{2 x^{3} \sqrt{-1 + \frac{1}{x^{2}}}}$$
acos(x)/x^3 + 1/(2*x^2*sqrt(1 - x^2)) - 1/(2*x^3*sqrt(-1 + x^(-2)))
Respuesta numérica [src]
acos(x)/x^3 + 0.5*(1.0 - x^2)^(-0.5)/x^2 - 0.5*(-1.0 + x^(-2))^(-0.5)/x^3
acos(x)/x^3 + 0.5*(1.0 - x^2)^(-0.5)/x^2 - 0.5*(-1.0 + x^(-2))^(-0.5)/x^3
Denominador común [src]
     ________          _________        ________      _________        
    /      2          /      1         /      2      /      1          
- \/  1 - x   + x*   /  -1 + --  + 2*\/  1 - x  *   /  -1 + -- *acos(x)
                    /         2                    /         2         
                  \/         x                   \/         x          
-----------------------------------------------------------------------
                            ________      _________                    
                       3   /      2      /      1                      
                    2*x *\/  1 - x  *   /  -1 + --                     
                                       /         2                     
                                     \/         x                      
$$\frac{x \sqrt{-1 + \frac{1}{x^{2}}} + 2 \sqrt{-1 + \frac{1}{x^{2}}} \sqrt{1 - x^{2}} \operatorname{acos}{\left(x \right)} - \sqrt{1 - x^{2}}}{2 x^{3} \sqrt{-1 + \frac{1}{x^{2}}} \sqrt{1 - x^{2}}}$$
(-sqrt(1 - x^2) + x*sqrt(-1 + x^(-2)) + 2*sqrt(1 - x^2)*sqrt(-1 + x^(-2))*acos(x))/(2*x^3*sqrt(1 - x^2)*sqrt(-1 + x^(-2)))
Parte trigonométrica [src]
acos(x)          1                    1         
------- + ---------------- - -------------------
    3             ________             _________
   x         2   /      2       3     /      1  
          2*x *\/  1 - x     2*x *   /  -1 + -- 
                                    /         2 
                                  \/         x  
$$\frac{1}{2 x^{2} \sqrt{1 - x^{2}}} + \frac{\operatorname{acos}{\left(x \right)}}{x^{3}} - \frac{1}{2 x^{3} \sqrt{-1 + \frac{1}{x^{2}}}}$$
acos(x)/x^3 + 1/(2*x^2*sqrt(1 - x^2)) - 1/(2*x^3*sqrt(-1 + x^(-2)))
Abrimos la expresión [src]
   / 1  \                                 
   |----|                                 
   |   2|                                 
   \2*x /     acos(x)           1         
----------- + ------- - ------------------
   ________       3               ________
  /      2       x         3     / 1      
\/  1 - x               2*x *   /  -- - 1 
                               /    2     
                             \/    x      
$$\frac{\frac{1}{2} \frac{1}{x^{2}}}{\sqrt{1 - x^{2}}} + \frac{\operatorname{acos}{\left(x \right)}}{x^{3}} - \frac{1}{2 x^{3} \sqrt{-1 + \frac{1}{x^{2}}}}$$
(1/(2*x^2))/sqrt(1 - x^2) + acos(x)/x^3 - 1/(2*x^3*sqrt(1/(x^2) - 1))
Denominador racional [src]
                           _________           ________           ________             _________                              
     5              5     /      1        6   /      2       4   /      2       7     /      1        3              7        
- 8*x *acos(x) - 2*x *   /  -1 + --  - 2*x *\/  1 - x   + 2*x *\/  1 - x   + 2*x *   /  -1 + --  + 4*x *acos(x) + 4*x *acos(x)
                        /         2                                                 /         2                               
                      \/         x                                                \/         x                                
------------------------------------------------------------------------------------------------------------------------------
                                                      8 /    1 \ /      2\                                                    
                                                   4*x *|1 - --|*\-1 + x /                                                    
                                                        |     2|                                                              
                                                        \    x /                                                              
$$\frac{2 x^{7} \sqrt{-1 + \frac{1}{x^{2}}} + 4 x^{7} \operatorname{acos}{\left(x \right)} - 2 x^{6} \sqrt{1 - x^{2}} - 2 x^{5} \sqrt{-1 + \frac{1}{x^{2}}} - 8 x^{5} \operatorname{acos}{\left(x \right)} + 2 x^{4} \sqrt{1 - x^{2}} + 4 x^{3} \operatorname{acos}{\left(x \right)}}{4 x^{8} \left(1 - \frac{1}{x^{2}}\right) \left(x^{2} - 1\right)}$$
(-8*x^5*acos(x) - 2*x^5*sqrt(-1 + x^(-2)) - 2*x^6*sqrt(1 - x^2) + 2*x^4*sqrt(1 - x^2) + 2*x^7*sqrt(-1 + x^(-2)) + 4*x^3*acos(x) + 4*x^7*acos(x))/(4*x^8*(1 - 1/x^2)*(-1 + x^2))
Compilar la expresión [src]
acos(x)          1                    1         
------- + ---------------- - -------------------
    3             ________             _________
   x         2   /      2       3     /      1  
          2*x *\/  1 - x     2*x *   /  -1 + -- 
                                    /         2 
                                  \/         x  
$$\frac{1}{2 x^{2} \sqrt{1 - x^{2}}} + \frac{\operatorname{acos}{\left(x \right)}}{x^{3}} - \frac{1}{2 x^{3} \sqrt{-1 + \frac{1}{x^{2}}}}$$
acos(x)/x^3 + 1/(2*x^2*sqrt(1 - x^2)) - 1/(2*x^3*sqrt(-1 + x^(-2)))
Combinatoria [src]
     ________          _________        ________      _________        
    /      2          /      1         /      2      /      1          
- \/  1 - x   + x*   /  -1 + --  + 2*\/  1 - x  *   /  -1 + -- *acos(x)
                    /         2                    /         2         
                  \/         x                   \/         x          
-----------------------------------------------------------------------
                    __________________                                 
              3    / /    1\ /     1\    ___________________           
           2*x *  /  |1 + -|*|-1 + -| *\/ -(1 + x)*(-1 + x)            
                \/   \    x/ \     x/                                  
$$\frac{x \sqrt{-1 + \frac{1}{x^{2}}} + 2 \sqrt{-1 + \frac{1}{x^{2}}} \sqrt{1 - x^{2}} \operatorname{acos}{\left(x \right)} - \sqrt{1 - x^{2}}}{2 x^{3} \sqrt{\left(-1 + \frac{1}{x}\right) \left(1 + \frac{1}{x}\right)} \sqrt{- \left(x - 1\right) \left(x + 1\right)}}$$
(-sqrt(1 - x^2) + x*sqrt(-1 + x^(-2)) + 2*sqrt(1 - x^2)*sqrt(-1 + x^(-2))*acos(x))/(2*x^3*sqrt((1 + 1/x)*(-1 + 1/x))*sqrt(-(1 + x)*(-1 + x)))
Potencias [src]
acos(x)          1                    1         
------- + ---------------- - -------------------
    3             ________             _________
   x         2   /      2       3     /      1  
          2*x *\/  1 - x     2*x *   /  -1 + -- 
                                    /         2 
                                  \/         x  
$$\frac{1}{2 x^{2} \sqrt{1 - x^{2}}} + \frac{\operatorname{acos}{\left(x \right)}}{x^{3}} - \frac{1}{2 x^{3} \sqrt{-1 + \frac{1}{x^{2}}}}$$
acos(x)/x^3 + 1/(2*x^2*sqrt(1 - x^2)) - 1/(2*x^3*sqrt(-1 + x^(-2)))
Unión de expresiones racionales [src]
                      ________                            
     ________        /      2  /         ________        \
    /      2        /  1 - x   |        /      2         |
- \/  1 - x   +    /   ------ *\x + 2*\/  1 - x  *acos(x)/
                  /       2                               
                \/       x                                
----------------------------------------------------------
                        ________                          
                       /      2     ________              
                3     /  1 - x     /      2               
             2*x *   /   ------ *\/  1 - x                
                    /       2                             
                  \/       x                              
$$\frac{\sqrt{\frac{1 - x^{2}}{x^{2}}} \left(x + 2 \sqrt{1 - x^{2}} \operatorname{acos}{\left(x \right)}\right) - \sqrt{1 - x^{2}}}{2 x^{3} \sqrt{\frac{1 - x^{2}}{x^{2}}} \sqrt{1 - x^{2}}}$$
(-sqrt(1 - x^2) + sqrt((1 - x^2)/x^2)*(x + 2*sqrt(1 - x^2)*acos(x)))/(2*x^3*sqrt((1 - x^2)/x^2)*sqrt(1 - x^2))