- #1

Rectifier

Gold Member

- 313

- 4

**The problem**

$$ \int \frac{x}{\sqrt{x^2+2x+10}} \ dx $$

The attempt

The attempt

## \int \frac{x}{\sqrt{x^2+2x+10}} \ dx = \int \frac{x}{\sqrt{(x+1)^2+9}} \ dx##

Is there any smart substitution I can make here to make this a bit easier to solve?