Question 1036015: Given that sinx = 3/5 and cosy = 7/25, with x and y both being Quadrant I angles, find sin2y
Answer by ikleyn(52914)   (Show Source):
You can put this solution on YOUR website! .
Given that sinx = 3/5 and cosy = 7/25, with x and y both being Quadrant I angles, find sin2y
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Check if your formulation is correct and you are asking for what you want.
As it is formulated, it seems to be strange: sin(2y) doesn't depend on sin(x),
so the given sin(x) is not relevant to sin(2y).
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