Question

Find the integral of $\int (4e^{3x}+1)dx$

Answer 1

$\int (4e^{3x}+1)dx$
$=4\int e^{3x}dx+\int 1dx$
$=4\left(\frac{e^{3x}}{3}\right)+x+C$
$=\frac{4}{3}{e}^{3x}+x+C$