Question

9
6) If sin(A + B) = 1, cos (A - B) = 1, find A and B
(a) A = 60°, B = 30°
(b) A = 45°, B = 45°
(c) A = 45°, B = 15°
(d) A = 30°, B = 60°​

Answer 1

Answer:

(b)

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