Cho \(\int f\left(x\right) dx=F\left(x\right)+C\). Khi đó với \(a\ne 0\), ta có \(\int f\left(ax+b\right)dx\) bằng:
\(A. \frac{1}{2a} F\left(ax+b\right)+C.\)
\(B. \frac{1}{a} F\left(ax+b\right)+C.\)
\(C. aF\left(ax+b\right)+C.\)
\(D. F\left(ax+b\right)+C.\)