Show that 1 bycos theta - cos theta = tan theta .sin theta
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Step-by-step explanation:
1/cosθ - cosθ
=1-cos^2 θ/cosθ
=sin^2 θ/cosθ
=sinθ.sinθ/cosθ
=sinθ/cosθ.sinθ
=tanθ.sinθ
:- PROVED
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