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For any angle A, `4sinA.sin((pi)/(3)-A).sin((pi)/(3)+A)=.....`

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For any angle A, `4sinA.sin((pi)/(3)-A).sin((pi)/(3)+A)=.....`
A. `sin2A`
B. `sin3A`
C. `sin4A`
D. none of these
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Correct Answer - B
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