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Question: Answered & Verified by Expert
If $f(x)=\log |x|, x \neq 0$, then what is $f^{\prime}(x)$ equal to?
MathematicsDifferentiationNDANDA 2008 (Phase 2)
Options:
  • A $\frac{1}{|x|}$
  • B $\frac{1}{x}$
  • C $\frac{-1}{x}$
  • D None of these
Solution:
1251 Upvotes Verified Answer
The correct answer is: $\frac{1}{|x|}$
$f(x)=\log |x|$
$f^{\prime}(x)=\frac{1}{|x|}$

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