(x^3+2x^2-15x+1)/(x^2+2x-15) from 0 to 7
I assume you want an integral?
First, do a simple long division to get
x + 1/(x^2+2x-15)
= x + 1/8(x-5) + 1/8(x+3)
Now it's simple, if you recall that
∫1/u du = ln u
First, do a simple long division to get
x + 1/(x^2+2x-15)
= x + 1/8(x-5) + 1/8(x+3)
Now it's simple, if you recall that
∫1/u du = ln u