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Rajan@2021
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Asked: 2021-04-16T16:03:17+05:30 In:

Prove that: (sinθ-2sin³θ) = (2cos³θ-cosθ)tanθ

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This question is taken from RS Aggarwal book, chapter – Trigonometry, topic – trigonometric identities and we have to prove that (sinθ-2sin³θ) = (2cos³θ-cosθ)tanθ

Kindly give me a detailed solution of this question using basic trigonometric formulas…

RS Aggarwal, class 10, chapter 13A, question no 37.

class 10 cbsers aggarwaltrigonometric identities
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    1. Guru
      Prove that: (sinθ-2sin³θ) = (2cos³θ-cosθ)tanθ

      Hope it helps you

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