If cos (A-B)=0 and sin(A-B) =1/2 find the value of A and B
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cos(A-B) = 0
A-B = 90°
sin(A-B) = 1/2
(A-B) = 30°
so it is not possible hence this question seems to be wrong
A-B = 90°
sin(A-B) = 1/2
(A-B) = 30°
so it is not possible hence this question seems to be wrong
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