Question

How do you find a Equation for a hyperbola when you are given the vertices and foci only?

Answer 1

help me

Answer 2

http://www.purplemath.com/modules/hyperbola.htm
Idk the words in english read this,it may be helpful

Answer 3

You have the a and the and the foci are +- a/e and e = sqrt(1+b^2/a^2)

Answer 4

ok...

Answer 5

If you read the PurpleMath post it should answer your question there. Otherwise you can go to KhanAcademy and find out: http://www.khanacademy.org/video/conic-sections--intro-to-hyperbolas?playlist=Algebra
Go to the section that you need.