1 Answered Questions for the topic Sum and Difference Identities for Sine

Sum And Difference Identities For Sine Cosine And Tangent

10/18/20

If sin A = 2/3 and sin B = 1/3 , and A and B are in quadrant I, find sin (A + B).
I need solutions and the steps. I cannot understand it even after researching for hours.
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