Question

Prove that (1-sin²)sec²=1

Answer 1

Answer:

To prove

(1- sin²) sec² = 1

Solution

As we know that

sin² + cos² = 1

cos² = 1- sin²

so,

cos² × sec²

sec = 1/ cos

Then,

cos² × 1/ cos² = 1

Hence proved.

Answer 2

here is your answer mate.