T

Tính $I=\int\limits_{-1}^{1}{{{x}^{2020}}\text{d}x}$.

Câu hỏi: Tính $I=\int\limits_{-1}^{1}{{{x}^{2020}}\text{d}x}$.
A. $\dfrac{2}{2021}$.
B. $-\dfrac{2}{2021}$.
C. $2$.
D. $0$.
Ta có $I=\int\limits_{-1}^{1}{{{x}^{2020}}\text{d}x}=\dfrac{{{x}^{2021}}}{2021}|_{-1}^{1}=\dfrac{2}{2021}$.
Đáp án A.
 

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