SOLUTION: cos &#952; =-4/5 and 180° < &#952; < 270° Find sin 2&#952;

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Question 1065765: cos θ =-4/5 and 180° < θ < 270°
Find sin 2θ
Answer by Fombitz(32388)   (Show Source): You can put this solution on YOUR website!




So,
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