Câu hỏi: Nếu $\int\limits_{-1}^{5}{f\left( x \right)\text{d}x}=-3$ thì $\int\limits_{5}^{-1}{f\left( x \right)\text{d}x}$ bằng A. $5$. B. $6$. C. $4$. D. $3$.
Ta có $\int\limits_{5}^{-1}{f\left( x \right)\text{d}x}=-\int\limits_{-1}^{5}{f\left( x \right)\text{d}x}=3$
Google