Question: (a) Find the gradient of f . (b) Evaluate the gradient at the point P. (c) Find the rate of change of f at P

(a) Find the gradient of f .
(b) Evaluate the gradient at the point P.
(c) Find the rate of change of f at P in the direction of the vector u.
f(x, y) = x² In y, P(3, 1), 12 13 13 J u =

f(x, y) = x In y, P(3, 1), 12 13 13 J u =

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