- #1
utkarshakash
Gold Member
- 854
- 13
Homework Statement
Find the greatest and least values of the function [itex]f(x)=(sin^{-1}x)^3 +(cos^{-1}x)^3[/itex]
Homework Equations
The Attempt at a Solution
Setting f'(x)=0 and solving I get [itex]|sin^{-1}x|=|cos^{-1}x|[/itex]