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Prove that cos^2A+1/(1+cot^2A)=1

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asked Feb 14, 2018 in Mathematics by Kundan kumar (49,132 points) ● 34 ● 381 ● 1017

Prove that cos2A+1/(1+cot2A)=1

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answered Feb 14, 2018 by Vikash Kumar (144,729 points) ● 8 ● 11 ● 21
 
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Hence L.H.S=R.H.S Prove

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