Derivative of Inverse Functions Help (1 Viewer)

[movie_detective]

Hey all,

Could someone please try these questions to find the derivative :
a) arcsin(cos x)
b) arccos ( cosx)

Thx and the problem is that the answer varies depending on domain ???

 

[Trebla]

Hey all,

Could someone please try these questions to find the derivative :
a) arcsin(cos x)
b) arccos ( cosx)

Thx and the problem is that the answer varies depending on domain ???

Similiar idea for the second one.

 

[movie_detective]

Thx for answering. In the answers, it was just -1 and I considered that the answer should vary depending on the domain...