cot θ1+sec θ cosec-+--1-cot θ 1-tan θHint : Write the expression i – InterviewSolution

1.	cot θ1+sec θ cosec-+--1-cot θ 1-tan θHint : Write the expression in terms of1 + sec A sin A, sec A 1- coS A [Hint : Simos A -sin A +1cos A +sin A1= cosec A + cot1 + sin A1- sin Ain A + cosec A)?+ (cos A+sec A)?-osec A-sin A)(see A-cos A)--=sec A+ tan A
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