Nếu \(\mathop \smallint \limits_1^3 \left[ {2f\left( x \right) + {\rm{l}}} \right]dx = 5\) thì \(\mathop \smallint \limits_1^3 f\left( x \right){\rm{dx}}\) bằng

Câu hỏi :

Nếu \(\mathop \smallint \limits_1^3 \left[ {2f\left( x \right) + {\rm{l}}} \right]dx = 5\) thì \(\mathop \smallint \limits_1^3 f\left( x \right){\rm{dx}}\) bằng

A. 3

B. 2

C. \(\frac{3}{4}\)

D. \(\frac{3}{2}\)

* Đáp án

D

Copyright © 2021 HOCTAP247