Q14 of 48 Page 86

Prove the following:

Taking L.H.S we get,



⇒ sin3 θ.cos θ + cos3 θ.sin θ


⇒ sin θ.cos θ (sin2 θ + cos2 θ)


⇒ sin θ.cos θ = R.H.S


Hence, proved.


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