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(A) tan 90°(B) I(ii)i sin 2A 2 sin A is true when(A) 0°(B) 30°2 tan 30°(iv) - tan 30(A) cos 60(B) sin 6 |
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Answer» sin 2A = 2 sinA 2cosA sinA = 2 sin A cos A = 1 So, A = 0 |
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