f x y at the point x y a Find the gradient of f u such that

Last updated: 3/25/2023

f x y at the point x y a Find the gradient of f u such that and 2 1 b Find the unit vector U1 2x Duf 2 1 is at its maximum value and then find that maximum value c Find the two unit vectors U2 3y such that Duf 2 1 0