Question

Write the equation for the inverse of the function. y= cos(x - pi/2)

Answer 1

Answer:

$f^{-1}(x)=\cos^{-1}(x)+\pi/2$

$\text{or}\ f^{-1}(x)=\pi - \sin^{-1}(x)$

Step-by-step explanation:

Basic definition of inverse.