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if 3sin(p+2q)=5sin p prove that 3(tan p+tan q)=4tanp/cos 2 q

if 3sin(p+2q)=5sin p prove that 3(tan p+tan q)=4tanp/cos2q
 

Grade:11

1 Answers

Deepak Kumar Shringi
askIITians Faculty 4404 Points
5 years ago
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