Suppose that f(r, y) = x y - y5zz. Find the directional derivative of f(x, y) in the direction of (5, 3, 3) and
at the point (ar, y) = (-1, 3, 1)
Find exact values. No decimals
Transcribed Image Text

Suppose that f(r, y) = x y - y5zz. Find the directional derivative of f(x, y) in the direction of (5, 3, 3) and at the point (ar, y) = (-1, 3, 1) Find exact values. No decimals

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