Question

Csc^2 xcos^2 x=csc^2 x-1

prove the identity

Answer 1

Explanation:

Hello

`csc^2(x)-1=(1)/(sin^2(x))-1=(1-sin^2(x))/(sin^2(x))\\=(cos^2(x))/(sin^2(x))=cos^2(x)csc^2(x)`

hope this helps