AP Calculus

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Find (dy/dx) for the following implicitly defined function:

cos(x-2y) = 3y

for the answer, i got..
dy/dx = (-sin(x-2y)) / (3-2sin(x-2y))
but i'm not sure if it's right..

  • AP Calculus -

    you are correct! good job

    I had it as
    sin(x-2y)/(2sin(x-2y) - 3) , which is the same thing.

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