Class 11MathematicsTrigonometrical Ratios, Functions and IdentitiesTrigonometrical ratios of multiple and sub-multiple angles
Easy$\sin 4\theta$ can be written as
- A$4\sin \theta (1 - 2\sin^2 \theta )\sqrt{1 - \sin^2 \theta}$
- B$2\sin \theta \cos \theta \sin^2 \theta$
- C$4\sin \theta - 6\sin^3 \theta$
- DNone of these
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