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Directional Derivative

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Find the directional derivative of the function at a given point P in the direction of the vector V:

f(x,y,z)= square root of xyz P(2,4,2) V=(4,2,-4)

and

f(x,y,z)= z^3 - (x^2)(y) P(1,6,2) V=(3,4,12)

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Solution Summary

Directional derivatives and gradients are investigated.

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