Write a paragraph describing the directional derivative of the function in the direction u = cos

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Write a paragraph describing the directional derivative of the function ƒ in the direction u = cos θi + sin θj when 

(a) θ = 0° 

(b) θ = 90°

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Calculus

ISBN: 9781285057095

10th Edition

Authors: Ron Larson, Bruce H. Edwards

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