MCQ
यदि $\frac{d}{d x}(f(x))=\log x$ है, तो $f(x)$ बराबर है-
  • A
    $-\frac{1}{x}+ C$
  • $x(\log x-1)+C$
  • C
    $x(\log x+x)+ C$
  • D
    $\frac{1}{x}+ C$

Answer

Correct option: B.
$x(\log x-1)+C$
(B) $x(\log x-1)+C$

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