Question: Consider the function z = f(x, y) = xy + 3y. Find the differential of z using its definition. dz = dx +

Consider the function z = f(x, y) = xy + 3y.

Find the differential of z using its definition. dz = dx +

Consider the function z = f(x, y) = xy + 3y. Find the differential of z using its definition. dz = dx +

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