# Help with Integral

$$\int \frac{\(x+9}{x^2+9} dx$$

I am not sure where to start. I have a feeling that I need to subsitute twice, but I just don't know what to use first. Any help is appreciated.

$$\int \frac{x dx}{x^{2}+9} + 9 \int \frac{dx}{x^{2}+9}$$
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