# Math Help - integrate with respect to x this function with a trig identity

1. ## integrate with respect to x this function with a trig identity

integrate with respect to x :

(x² - x + cosx) dx

2. ## Re: integrate with respect to x this function with a trig identity

Integral of a sum is a sum of integrals. Which of x2, x and cos(x) do you have trouble integrating?

3. ## Re: integrate with respect to x this function with a trig identity

the cos(x) part i have trouble with

4. ## Re: integrate with respect to x this function with a trig identity

$\int\cos x\,dx=\sin x+C$.