Homework3: Problem 4 Previous Problem Problem List Next Problem (1 point) In what direction does f (x, y) = 111(7x2 + 8322) increase most rapidly at
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Hello,

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I was wondering if anyone can explain step by step what I need to solve this problem. I've tried a bunch of times and I still got the answer incorrect. Please explain. Thank you!

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Homework3: Problem 4 Previous Problem Problem List Next Problem (1 point) In what direction does
f (x, y) = 111(7x2 + 8322) increase most rapidly at
(4, 7)? 4(56)/(Sqrt65) (784)/ (sq rt65) (Enter a unit vector.) Note: You can earn partial credit on this problem.

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Solution: u = < 5 5... View the full answer

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