How do you find the derivative of $ln|x|$ ?

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Answer 1 · 2016-12-26T01:14:36

$d/dx ln|x| = 1/x$

The derivative of lnx is a fundamental calculus result.

We have $int 1/x \ dx = ln|x| +C$

Hence $d/dx ln|x| = 1/x$

How do you find the derivative of ln|x| ln|x|?