Question: Find the directional derivative of the function at the given point in the direction of the vector v. f(x, y, z)=xyz, (2, 1, 8),

Find the directional derivative of the function at the given point in

Find the directional derivative of the function at the given point in the direction of the vector v. f(x, y, z)=xyz, (2, 1, 8), V = (-1, -2, 2) Duf(2, 1, 8) = [-/5 Points] DETAILS Find the directional derivative of f(x, y, z) = xy + yz + zx at P(1, -1, 2) in the direction from P to Q(2, 4, 5). Duf(1,-1, 2) = [-/5 Points] DETAILS SCALC7 14.6.020. maximum rate of change direction vector Find the maximum rate of change of f at the given point and the direction in which it occurs. f(x, y, z) = 3x + 4y, (5, 4, -1) Z SCALC7 14.6.024.

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