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Find the directional derivative of f(x) = -2x + 2y2 + z2 at the point p(2, 0, 2), in the direction of a =[2, 0, 1]
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Find the directional derivative of f(x) = -2x + 2y2 + z2 at the point p(2, 0, 2), in the direction of a =[2, 0, 1]

User Titlacauan
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Try this solution, all the details are in the attachment.Answer: 8/√5
Find the directional derivative of f(x) = -2x + 2y2 + z2 at the point p(2, 0, 2), in-example-1
User Atsyplenkov
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