(adsbygoogle = window.adsbygoogle || []).push({}); 1. The problem statement, all variables and given/known data

Hey.

I need to find the Directional derivative of the function u, in the direction l, in the point m (all in the pic).

I'm not sure I did it right, can you please give me the ok?

2. Relevant equations

3. The attempt at a solution

1. The problem statement, all variables and given/known data

2. Relevant equations

3. The attempt at a solution

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# Homework Help: Find the Directional derivative of the function u

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