Question

prove that sin theta * cos theta​

Answer 1

sinθ-cosθ+1sinθ+cosθ-1=1(secθ-tanθ). =(secθ+tanθ)(tanθ-secθ+1)(tanθ-secθ+1)=(secθ+tanθ). =(secθ+tanθ) [∵sec2θ-tan2θ=1]. Hence,LHS=RHS.

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Answer 2

plzz refer to the attachment..

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