Question

how to integrate this: 1/(u^2 + 3) du??

Answer 1

are you familiar with trigonometric substitution?

Answer 2

noo

Answer 3

but, i need to learn. If you not incomodate with aux me... ^^

Answer 4

\[\int \frac{du}{u^2+3}=\int\frac{du}{u^2+(\sqrt{3})^2}\]

Answer 5

Thanks!!