Question: Let f (30, y) = 3x + 4y + 7. Find the directional derivative of f at point P = (0, 7r/ 2) in the

Let f (30, y) = 3x + 4y + 7. Find

the directional derivative of f at point P = (0, 7r/ 2)

Let f (30, y) = 3x + 4y + 7. Find the directional derivative of f at point P = (0, 7r/ 2) in the direction u =

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