Question

prove that (1 + tan a / 1 + cot a )^2 =tan^2A​

Answer 1

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Solution

Answer 2

Step-by-step explanation:

Note: tan theta = sin theta/ cos theta, 1+ tan^2 theta is sec^2 theta,1+ cot^2= cosec^2 theta,sec theta is 1/ cos theta,cosec theta is 1/sin theta