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Prove that sintheta ×costheta =tan theta/sec^2theta

 Prove that sintheta ×costheta =tan  theta/sec^2theta

Grade:9

1 Answers

Arun
25763 Points
4 years ago
Dear student
RHS
= tan theta / sec² theta
= sin theta * cos² theta/(cos theta )
= sin theta * cos theta
= LHS
Hence proved.
Regards
Arun (askIITians forum expert)

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