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If tan(A+B)=p, tan(A-B)=q. To Prove tan3A=p=q/1-pq.

If tan(A+B)=p, tan(A-B)=q. To Prove tan3A=p=q/1-pq.

Grade:11

1 Answers

Arun
25763 Points
3 years ago
Dear Siddhartha
 
Please check the question As I am getting another proof many times I have tried.
 
Please attach an image of the question.
I will be happy to help you.
 
Regards
Arun

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