Mister Exam

Derivative of arccosx/(x-arcsinx)

Function f() - derivative -N order at the point
v

The graph:

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The solution

You have entered [src]
  acos(x)  
-----------
x - asin(x)
$$\frac{\operatorname{acos}{\left(x \right)}}{x - \operatorname{asin}{\left(x \right)}}$$
acos(x)/(x - asin(x))
The graph
The first derivative [src]
                              /          1     \        
                              |-1 + -----------|*acos(x)
                              |        ________|        
                              |       /      2 |        
              1               \     \/  1 - x  /        
- ------------------------- + --------------------------
     ________                                    2      
    /      2                        (x - asin(x))       
  \/  1 - x  *(x - asin(x))                             
$$\frac{\left(-1 + \frac{1}{\sqrt{1 - x^{2}}}\right) \operatorname{acos}{\left(x \right)}}{\left(x - \operatorname{asin}{\left(x \right)}\right)^{2}} - \frac{1}{\sqrt{1 - x^{2}} \left(x - \operatorname{asin}{\left(x \right)}\right)}$$
The second derivative [src]
                /                                 2\                                    
                |                /         1     \ |                                    
                |              2*|1 - -----------| |                                    
                |                |       ________| |                                    
                |                |      /      2 | |                                    
                |     x          \    \/  1 - x  / |                /         1     \   
                |----------- + --------------------|*acos(x)      2*|1 - -----------|   
                |        3/2       x - asin(x)     |                |       ________|   
                |/     2\                          |                |      /      2 |   
       x        \\1 - x /                          /                \    \/  1 - x  /   
- ----------- + -------------------------------------------- + -------------------------
          3/2                   x - asin(x)                       ________              
  /     2\                                                       /      2               
  \1 - x /                                                     \/  1 - x  *(x - asin(x))
----------------------------------------------------------------------------------------
                                      x - asin(x)                                       
$$\frac{- \frac{x}{\left(1 - x^{2}\right)^{\frac{3}{2}}} + \frac{\left(\frac{x}{\left(1 - x^{2}\right)^{\frac{3}{2}}} + \frac{2 \left(1 - \frac{1}{\sqrt{1 - x^{2}}}\right)^{2}}{x - \operatorname{asin}{\left(x \right)}}\right) \operatorname{acos}{\left(x \right)}}{x - \operatorname{asin}{\left(x \right)}} + \frac{2 \left(1 - \frac{1}{\sqrt{1 - x^{2}}}\right)}{\sqrt{1 - x^{2}} \left(x - \operatorname{asin}{\left(x \right)}\right)}}{x - \operatorname{asin}{\left(x \right)}}$$
The third derivative [src]
               /                                 3                                          \             /                                 2\                            
               |                /         1     \                        /         1     \  |             |                /         1     \ |                            
               |              6*|1 - -----------|                    6*x*|1 - -----------|  |             |              2*|1 - -----------| |                            
               |                |       ________|                        |       ________|  |             |                |       ________| |                            
               |                |      /      2 |           2            |      /      2 |  |             |                |      /      2 | |                            
          2    |     1          \    \/  1 - x  /        3*x             \    \/  1 - x  /  |             |     x          \    \/  1 - x  / |         /         1     \  
       3*x     |----------- - -------------------- + ----------- - -------------------------|*acos(x)   3*|----------- + --------------------|     3*x*|1 - -----------|  
-1 + -------   |        3/2                   2              5/2           3/2              |             |        3/2       x - asin(x)     |         |       ________|  
           2   |/     2\         (x - asin(x))       /     2\      /     2\                 |             |/     2\                          |         |      /      2 |  
     -1 + x    \\1 - x /                             \1 - x /      \1 - x /   *(x - asin(x))/             \\1 - x /                          /         \    \/  1 - x  /  
------------ + -------------------------------------------------------------------------------------- - -------------------------------------- + -------------------------
        3/2                                         x - asin(x)                                                  ________                                3/2              
/     2\                                                                                                        /      2                         /     2\                 
\1 - x /                                                                                                      \/  1 - x  *(x - asin(x))          \1 - x /   *(x - asin(x))
--------------------------------------------------------------------------------------------------------------------------------------------------------------------------
                                                                               x - asin(x)                                                                                
$$\frac{\frac{3 x \left(1 - \frac{1}{\sqrt{1 - x^{2}}}\right)}{\left(1 - x^{2}\right)^{\frac{3}{2}} \left(x - \operatorname{asin}{\left(x \right)}\right)} + \frac{\left(\frac{3 x^{2}}{\left(1 - x^{2}\right)^{\frac{5}{2}}} - \frac{6 x \left(1 - \frac{1}{\sqrt{1 - x^{2}}}\right)}{\left(1 - x^{2}\right)^{\frac{3}{2}} \left(x - \operatorname{asin}{\left(x \right)}\right)} - \frac{6 \left(1 - \frac{1}{\sqrt{1 - x^{2}}}\right)^{3}}{\left(x - \operatorname{asin}{\left(x \right)}\right)^{2}} + \frac{1}{\left(1 - x^{2}\right)^{\frac{3}{2}}}\right) \operatorname{acos}{\left(x \right)}}{x - \operatorname{asin}{\left(x \right)}} - \frac{3 \left(\frac{x}{\left(1 - x^{2}\right)^{\frac{3}{2}}} + \frac{2 \left(1 - \frac{1}{\sqrt{1 - x^{2}}}\right)^{2}}{x - \operatorname{asin}{\left(x \right)}}\right)}{\sqrt{1 - x^{2}} \left(x - \operatorname{asin}{\left(x \right)}\right)} + \frac{\frac{3 x^{2}}{x^{2} - 1} - 1}{\left(1 - x^{2}\right)^{\frac{3}{2}}}}{x - \operatorname{asin}{\left(x \right)}}$$