Question: Find Vf. (a) f(x, y) = rey - Inc (b) f(x, y, z) = 3x2 23 + 4xy - 323 Find the direction of maximal

Find Vf. (a) f(x, y) = rey - Inc (b) f(x,

y, z) = 3x2 23 + 4xy - 323 Find the direction

Find Vf. (a) f(x, y) = rey - Inc (b) f(x, y, z) = 3x2 23 + 4xy - 323 Find the direction of maximal increase of f(x, y) = x tay ty at P = (-5, -4)

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