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$\frac{1}{x}+ C$
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