Integrating using partial Fractions

[grave steppe]

U integrated (-x+9)/(x^2+9) into 0.5ln|x^2+9|

But the differentiation of 0.5ln|x^2+9| is x/(x^2+9)

[tropic yacht]

nno that's the part I crossed off

So I know it's wrong

The blue stuff and the not crossed stuff is where I think I did everything right

<@&286206848099549185>

[harsh bear]

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