Prove the following relations: cot²a-cos²a = cot²a cos²a please help..)):

Question

asked Apr 5, 2022 94.7k views

1 Answer

CiaranSynnott · Answer 1 · 2022-04-11T08:25:19+0000

Answer:

Takin LHS

cot²a . cos²a

cos²a/sin²a-cos²a

cos²a -cos²a.sin²a/sin²a

cos²a(1-sin²a)/sin²a

cot²a.cos²a LSH=RHS PROved