Question: QUESTION 3 - 0/1 POINTS Find the unit vector in the direction for which the directional derivative of f(x, y) is a minimum. =

QUESTION 3 - 0/1 POINTS Find the unit vector in the direction

QUESTION 3 - 0/1 POINTS Find the unit vector in the direction for which the directional derivative of f(x, y) is a minimum. = cos (2x+4y) at the point (-1,- T 3' 4 Submit a unit vector using exact values. Make sure to enter an answer for each of the response fields.

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