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Suppose f (x, y) =-3x-2xy-2y², P=(2, 3), and u- (3)
A. Compute the gradient of f.
Vf=
Aj
Note: Your answers should be expressions of x and y; e.g. "3x - 4y"
i+
B. Evaluate the gradient at the point P.
(vf) (2,3)=
Note: Your answers should be numbers
C. Compute the directional derivative of f at P in the direction u.
(Duf) (P) =
Note: Your answer should be a number



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