# Thread: help with integral of second derivative

1. ## help with integral of second derivative

If ∫ (f''(X)+f'(X)+f(X))dx = X3 +2aX2+6

and f''(1)=2f'(1)=3f(1)=6

find the value of a

2. ## Re: help with integral of second derivative

Lets see what will you get when you differentiate both sides of your equation.

3. ## Re: help with integral of second derivative

than you for your reply, but sorry i didnt get what you mean

4. ## Re: help with integral of second derivative

You have equation. Differentiate both sides with respect to x.

5. ## Re: help with integral of second derivative

thank you so much, i got it and could solve it,