Question: Let z = (x, y) = 3x 3 + 4x 2 y - 2y 2 . Find the following. (a) z/dx (b) z/dy(-1, 4) (c)

Let z = ƒ(x, y) = 3x3 + 4x2y - 2y2. Find the following.

(a) ∂z/dx

(b)  ∂z/dy(-1, 4)

(c) ƒxy(2, -1)

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