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Question 4If sinθ=ab, then cosθ is equal to(A) b√b2−a2(B) ba(C) √b2−a2b(D) a√b2−a2

Answer» Question 4

If sinθ=ab, then cosθ is equal to



(A) bb2a2

(B) ba

(C) b2a2b

(D) ab2a2


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