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Ashlee
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If cos A = -4/5 for angle A in Quadrant II, find sin 2A.?
3 AnswersMathematics7 years agoIf sin A = 5/13 for angle A in Quadrant I, find cos A/2.?
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1 AnswerEngineering7 years agofind an for the arithmetic series with s16= -288 and a1 =-21?
1 AnswerMathematics7 years ago