[tex]\int\frac{3x^4+4x^3+16x^2+20x+9}{x^5+2x^4+6x^3+12x^2+9x+18}dx[/tex](adsbygoogle = window.adsbygoogle || []).push({});

I tried using du/u for Lnu but I couldn't get it into that form. I don't have any idea what to do next, really. Can someone point me in the right direction?

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# How do I integrate this?

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