integral of (x-3)/(x^2 + 2x + 4)
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Originally Posted by twilightstr integral of (x-3)/(x^2 + 2x + 4) If then and we get . Split the integral up and do each separately.
Since the denominator is not easily factorable and PFD does not help much, we can try completing the square.
Now, it's just a matter of ln and arctan.
how would you evaluate the integral if the denominator was squared: (x^2 + 2x + 4)^2
On post #2 was told that now you have to compute
Put and the integral becomes Now, for this one, put and the integral becomes,
Now put everything together and we get,
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