MCQ
$\int_{0}^{1}\frac{\text{x}}{1+\text{x}}\text{dx}=$
- ✓$1-\log2$
- B$2$
- C$1+\log 2$
- D$\log2$
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$f\left( x \right) = \left\{ \begin{gathered} x{\left\{ x \right\}^2},x \notin I \hfill \\ x\,\,\,\,\,\,\,\,\,\,,x \in I \hfill \\ \end{gathered} \right.,$
then which of the following statement is correct?
(where $\{.\}$ denotes fractional part function)