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Answer:
cosec^2=1+cot^2
taking RHS
1+cot^2
=1+cos^2/sin^2
=sin^2+cos^2/sin^2
=1/sin^2..... (sin^2+cos^2)=1)
=cosec^2.....(1/cosec^2=sin^2)
therefore LHS=RHS
hence proved
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pls find it helpful my sister sister
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