Math, asked by trivedikarmanya96, 4 months ago

prove
cot^2 theta + cosec^2 theta = cosec^4 theta - cot^4 theta

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Answers

Answered by sd0387587

0

Step-by-step explanation:

R.H.S=cosec^4 theta -cot^4theta

=(cosec^2theta+cot^2 theta) (cosec^2 theta-cot^2 theta)=(cosec^2theta+cot^2theta)×1

=cosec^2theta+cot^2 theta (proved)

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