Question

if y=sin^-1(cosx) then dy/dx=​

Answer 1

Answer:

$y = {sin}^{ - 1} cosx\\ y = {sin}^{ - 1}(sin( \frac{\pi}{2} + x)) \\ {f}^{ - 1} (f(x)) = x \\ so \\ answer \: is \\ y = \frac{\pi}{2} + x$

dy/dx= π/2+c