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If cos A + cos2 A = 1, then sin2 A + sin4 A =(a) −1(b) 0(c) 1(d) None of these |
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Answer» If cos A + cos2 A = 1, then sin2 A + sin4 A = (a) −1 (b) 0 (c) 1 (d) None of these |
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