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

I dont manage to derive a function properly :(

2. Relevant equations

u = x^α * [(m-Ax)/B]^β

3. The attempt at a solution

FOC: x^α*ln(x)*????=0

It is the second factor I have a problem with. Preciate any help!

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# Homework Help: Derivation Problem

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