Tính \(I=\displaystyle\int\limits_0^2(2x-x^3)\mathrm{\,d}x\).
Chọn phương án A.
\(I=\displaystyle\int\limits_0^2(2x-x^3)\mathrm{\,d}x=\left(x^2-\dfrac{x^4}{4}\right)\bigg|_0^2=0\).