Cho

Câu hỏi: Cho $\underset{0}{\overset{\text{π}}{\int }}\text{f}\left(\text{x}\right)\text{dx}=2 và\underset{0}{\overset{\text{π}}{\int }}\text{g}\left(\text{x}\right)\text{dx}=-1$. Tính $\text{I}=\underset{0}{\overset{\text{π}}{\int }}\left(\text{2f}\left(\text{x}\right)+\text{x}.\sin \text{\hspace{0.17em}x}-3\text{g}\left(\text{x}\right)\right)\text{dx}$

A. $\text{I}=7+\text{π}$

B. $\text{I}=7+4\text{π}$

C. $\text{I}=\text{π}-1$

D. $\text{I}=\text{7}+\frac{\text{π}}{4}$