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If `sin(theta+phi)=2sin.(theta-phi),` then : `tantheta=K,tanphi,` where K=…..

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If `sin(theta+phi)=2sin.(theta-phi),` then : `tantheta=K,tanphi,` where K=…..
A. 1
B. 2
C. 3
D. 4
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2 Answers

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Correct Answer - C
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 The answer to given question is option c. 3

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