Mister Exam

Other calculators

Derivative of arccos(sin(x)/x)

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

The graph:

from to

Piecewise:

The solution

You have entered [src]
    /sin(x)\
acos|------|
    \  x   /
$$\operatorname{acos}{\left(\frac{\sin{\left(x \right)}}{x} \right)}$$
acos(sin(x)/x)
The graph
The first derivative [src]
 /cos(x)   sin(x)\ 
-|------ - ------| 
 |  x         2  | 
 \           x   / 
-------------------
      _____________
     /        2    
    /      sin (x) 
   /   1 - ------- 
  /            2   
\/            x    
$$- \frac{\frac{\cos{\left(x \right)}}{x} - \frac{\sin{\left(x \right)}}{x^{2}}}{\sqrt{1 - \frac{\sin^{2}{\left(x \right)}}{x^{2}}}}$$
The second derivative [src]
                                           2                
                        /  sin(x)         \                 
                        |- ------ + cos(x)| *sin(x)         
  2*sin(x)   2*cos(x)   \    x            /                 
- -------- + -------- - --------------------------- + sin(x)
      2         x                /       2   \              
     x                         2 |    sin (x)|              
                              x *|1 - -------|              
                                 |        2  |              
                                 \       x   /              
------------------------------------------------------------
                           _____________                    
                          /        2                        
                         /      sin (x)                     
                   x*   /   1 - -------                     
                       /            2                       
                     \/            x                        
$$\frac{\sin{\left(x \right)} + \frac{2 \cos{\left(x \right)}}{x} - \frac{2 \sin{\left(x \right)}}{x^{2}} - \frac{\left(\cos{\left(x \right)} - \frac{\sin{\left(x \right)}}{x}\right)^{2} \sin{\left(x \right)}}{x^{2} \left(1 - \frac{\sin^{2}{\left(x \right)}}{x^{2}}\right)}}{x \sqrt{1 - \frac{\sin^{2}{\left(x \right)}}{x^{2}}}}$$
The third derivative [src]
                                                       /                         2                     \                                                                                                          
                                   /  sin(x)         \ |   2         2      3*sin (x)   4*cos(x)*sin(x)|                        3             /  sin(x)         \ /  2*sin(x)   2*cos(x)         \                
                                   |- ------ + cos(x)|*|sin (x) - cos (x) - --------- + ---------------|     /  sin(x)         \     2      2*|- ------ + cos(x)|*|- -------- + -------- + sin(x)|*sin(x)         
                                   \    x            / |                         2             x       |   3*|- ------ + cos(x)| *sin (x)     \    x            / |      2         x             |                
  6*cos(x)   3*sin(x)   6*sin(x)                       \                        x                      /     \    x            /                                  \     x                        /                
- -------- - -------- + -------- + --------------------------------------------------------------------- - ------------------------------ + ------------------------------------------------------------- + cos(x)
      2         x           3                                    /       2   \                                                   2                                    /       2   \                               
     x                     x                                   2 |    sin (x)|                                      /       2   \                                   2 |    sin (x)|                               
                                                              x *|1 - -------|                                    4 |    sin (x)|                                  x *|1 - -------|                               
                                                                 |        2  |                                   x *|1 - -------|                                     |        2  |                               
                                                                 \       x   /                                      |        2  |                                     \       x   /                               
                                                                                                                    \       x   /                                                                                 
------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
                                                                                                      _____________                                                                                               
                                                                                                     /        2                                                                                                   
                                                                                                    /      sin (x)                                                                                                
                                                                                              x*   /   1 - -------                                                                                                
                                                                                                  /            2                                                                                                  
                                                                                                \/            x                                                                                                   
$$\frac{\cos{\left(x \right)} - \frac{3 \sin{\left(x \right)}}{x} - \frac{6 \cos{\left(x \right)}}{x^{2}} + \frac{2 \left(\cos{\left(x \right)} - \frac{\sin{\left(x \right)}}{x}\right) \left(\sin{\left(x \right)} + \frac{2 \cos{\left(x \right)}}{x} - \frac{2 \sin{\left(x \right)}}{x^{2}}\right) \sin{\left(x \right)}}{x^{2} \left(1 - \frac{\sin^{2}{\left(x \right)}}{x^{2}}\right)} + \frac{\left(\cos{\left(x \right)} - \frac{\sin{\left(x \right)}}{x}\right) \left(\sin^{2}{\left(x \right)} - \cos^{2}{\left(x \right)} + \frac{4 \sin{\left(x \right)} \cos{\left(x \right)}}{x} - \frac{3 \sin^{2}{\left(x \right)}}{x^{2}}\right)}{x^{2} \left(1 - \frac{\sin^{2}{\left(x \right)}}{x^{2}}\right)} + \frac{6 \sin{\left(x \right)}}{x^{3}} - \frac{3 \left(\cos{\left(x \right)} - \frac{\sin{\left(x \right)}}{x}\right)^{3} \sin^{2}{\left(x \right)}}{x^{4} \left(1 - \frac{\sin^{2}{\left(x \right)}}{x^{2}}\right)^{2}}}{x \sqrt{1 - \frac{\sin^{2}{\left(x \right)}}{x^{2}}}}$$