Math, asked by Mphnamte4914, 1 year ago

2 sec^2a-sec^4a-2 cosec^2a+cosec^4a=cot^4a-tan^4a

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Answered by Abcdefghijklmnopa

0

LHS = cot4A - 1=cot2A2 - 12=cot2A + 1cot2A - 1=cosec2Acosec2A - 1 - 1=cosec2Acosec2A - 2=cosec4A - 2 cosec2A=RHS

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