Question

Sin A - B = 1/2= cos A + B find A and B

Answer 1

Answer:

A = 45°, B = 15°

Step-by-step explanation:

sin(A - B) = 1/2 = cos(A+B)

A - B = 30° ___(1)

A + B = 60° ___(2)

By solving these equations (1) and (2)

A = 45° and B = 15°

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