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ORCalculate the value of 0 if (sin 0-1) (2cos 0-1) = 0. |
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Answer» (sinA−1)(2cosA−1)=0 (sinA−1)=0;(2cosA−1)=0 sinA=1;cosA=21 sinA=90o;cosA=cos60o A=90o;A=60o |
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