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

asked Apr 5, 2022 94.6k views

3 votes

Prove the following relations: cot²a-cos²a = cot²a cos²a

please help..)):

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7 votes

Answer:

Takin LHS

cot²a . cos²a

cos²a/sin²a-cos²a

cos²a -cos²a.sin²a/sin²a

cos²a(1-sin²a)/sin²a

cot²a.cos²a LSH=RHS PROved

CiaranSynnott answered Apr 11, 2022

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