Question

prove in step by step form ​

Answer 1

ANSWER

LHS

⇒tan∅-cot∅

⇒sin∅/cos∅-cos∅/sin∅

taking the lcm

⇒sin²∅-cos²∅/sin∅×cos∅

⇒sin²∅-(1-sin²∅)/sin∅×cos∅[cos²∅=1-sin²∅]

⇒sin²∅-1+sin²∅/sin∅×cos∅

⇒2 sin²∅-1/sin∅×cos∅= RHS

Hence Proved!!!!