Question

सिद्ध करा: $\rm\frac{\tan A}{\big(1+\tan^{2} A \big)^{2}} + \frac{\cot A}{\big(1+\cot^{2} A \big)^{2}}=\sin A\cos A$

Answer 1

hey mate

Plz see attachment

sorry for my poor handwriting

Hope this helps you

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