tanA/(1+tan square A) square+ cot A/(1+cot square A )square
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Step-by-step explanation:
tan A / (sec^2 A)^2 + cotA / (cosec^2 A) = sin A cos^3 A + cos A sin^3 A = sin A cos A( cos^2 A+sin^2 A) = sinA cos A
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