Question

prove the following
this question is from 10th std ssc board plzzzz.......give solution of this questions.​

Answer 1

Answer:

I hope it's help you........

Answer 2

We have, cot²(∅) - tan²(∅)

Transform "cot²(∅)" as "cosec²(∅) - 1" and "tan²(∅)" as "sec²(∅) - 1".

=> cosec²(∅) - 1 - sec²(∅) + 1

=> cosec²(∅) - sec²(∅)