(y ^ 3-4x ^ 2) / (x ^ 3 + 2Y) = 44 / 31 given DX / dt = 5 x = - 3 y = - 2 find dy / DT
From DX / dt = 5, we can see that X / T = 5, because x = - 3, then t = - 3 / 5
Dy / dt = Y / T, because y = - 2, t = - 3 / 5,
Then dy / dt = - 2 / - 3 / 5 = 10 / 3
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