Question

Find the following integral: $\int (2x-3\cos x +e^x)dx$

Answer 1

$\int (2x-3\cos x +e^x)dx$

= $2 \int xdx -3 \cos xdx+ \int e^xdx$

=$\frac{2x^2}{2}-3(\sin x)+e^x+C$

= $x^2-3\sin x+e^x+C$