Hi Prem, The formulae are sin(A + B) = sin A cos B + cos A sin B sin(A − B) = sin A cos B − cos A sin B

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Sin (A B)=?
Davneet Singh
Hi Prem,

The formulae are
- sin(A + B) = sin A cos B + cos A sin B
- sin(A − B) = sin A cos B − cos A sin B
Written on Feb. 15, 2017, 7:05 p.m.
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