SOLUTION: Find Sin2θ if cosθ=-3/4 and θ is in quadrant II.

SOLUTION: Find Sin2θ if cosθ=-3/4 and θ is in quadrant II.

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Question 1058096: Find Sin2θ if cosθ=-3/4 and θ is in quadrant II.
Answer by Alan3354(69443) (Show Source): You can put this solution on YOUR website!
Use sin(2t) = 2sin(t)*cos(t)

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