# Math Help - input

1. ## input

how can I input an integration equation into this web page?

2. Originally Posted by homerb
how can I input an integration equation into this web page?
use the  tags.

$\int_{a}^{b} f(x) \, dx$

produces

$\int_a^b f(x)\,dx$

(spaces are ignored within the math tag as they are generated logically based on the math, but the \, creates a gentle manual spacing between the function and the dx.)