Prove that tan A÷(1+tan^2 A)^2+cot A÷(1+cot^2 A)^2=sinA cosA
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Step-by-step explanation:
tan a/sec2a+cot a/cosec2a
sina/cosa*cos2a+cosa/sina*sin2a
sina*cosa+sina*cosa
2sinA*cosA
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