Question

What is the equation of a hyperbola?

Answer 1

isnt it \[\huge \frac{x^2}{a^2} - \frac{y^2}{b^2} = 1?\]

Answer 2

Close. Hyperbolas are centered on a point, so that needs to be in there as well:
http://www.purplemath.com/modules/hyperbola.htm

(scroll down to the middle)

Answer 3

You know, everywhere I go, a and b are switched to different places...

Answer 4

Thanks all! :)