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