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Can i have this as soon as possible please? I will give a rate!!

or f(x, y, z) x2y + y2 + xz , compute a) the directional derivative at ( 1, 2, 4) in the direction of 12,2,1) , b) the maximu
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directional derivative =▽f (1,2,4 22.1) 2+2x) (2.2.1) 8,5,4) 12,21) 6410 maximum directional derivative 1,2.4 =K8, 5,4 /64 +2

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Can i have this as soon as possible please? I will give a rate!! or f(x, y, z) x2y + y2 + xz , compute a) the directional derivative at ( 1, 2, 4) in the direction of 12,2,1) , b) the maximum valu...
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