Sinead Mcgee
2021-05-19
Answered

Find the directional derivative of f at the given point in the direction indicated by the angle $\theta .f(x,y)={e}^{x}\mathrm{cos}y,(0,0),\theta =\frac{\pi}{4}$

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Daphne Broadhurst

Answered 2021-05-20
Author has **109** answers

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Jeffrey Jordon

Answered 2021-09-29
Author has **2027** answers

We need to find directional derivative of at the given point in the direction of v

Formula:

Find partial derivatives

Plug into formula

Plug in values

Result:

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