Question

Csc^2 xcos^2 x=csc^2 x-1 prove the identity

Answer 1

Answer:

Step-by-step explanation:

Hello

$csc^2(x)-1=\dfrac{1}{sin^2(x)}-1=\dfrac{1-sin^2(x)}{sin^2(x)}\\=\dfrac{cos^2(x)}{sin^2(x)}=cos^2(x)csc^2(x)$

hope this helps