Question

Anybody pls solve this question for me! Qstn is here in the attachment

needs step by step explanation


if u knows then only answer it

if not then pls don't........​

Answer 1

using (a+b)(a-b) rewrite the above thing as

1-sin²thetha/ 1- cos²thetha

1-sin²x = cos²x and 1-cos²x = sin²x

hence we can rewrite it again as cot²thetha = 49/64

Answer 2

Step-by-step explanation:

COMPLETED................