Question

If 2cosAsinB = x, then the value of x is?

A) sin(A+B) + sin(A­-B) B) cos(A+B) + cos(A­-B) C) sin(A+B) ­- sin(A-­B) D) cos(A­-B) -­ cos(A+B)

Answer 1

Step-by-step explanation:

2cosAsinB=sin(A+B)-sin(A-B)

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