Ngân hàng bài tập
B
Tính $\displaystyle\displaystyle\int\limits3^{2018x}\mathrm{\,d}x$.
 | $\displaystyle\displaystyle\int\limits3^{2018x} \mathrm{\,d}x=\dfrac{3^{2018x}}{\ln3}+C$ |
 | $\displaystyle\displaystyle\int\limits3^{2018x} \mathrm{\,d}x=\dfrac{3^{2018x}}{\ln2018}+C$ |
 | $\displaystyle\displaystyle\int\limits3^{2018x} \mathrm{\,d}x=\dfrac{3^{2018x}}{2018\ln3}+C$ |
 | $\displaystyle\displaystyle\int\limits3^{2018x} \mathrm{\,d}x=\dfrac{3^{2019x}}{2019}+C$ |
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