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

Differentiate $$ln(lnx)$$

2. Relevant equations

3. The attempt at a solution

My solution:

Let $f(x)=lnx$, since${d/dx}ln f(x)={f'(x)/f(x)}$,

${d/dx}ln(lnx)={{1/x}/lnx}/times {1/x}

={1/x^2lnx}$.

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# Derivative of ln(ln x)

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