Question

Find an equation in standard form for the hyperbola with vertices at (0, ±2) and foci at (0, ±7).

Answer 1

http://tutorial.math.lamar.edu/Classes/Alg/Hyperbolas.aspx

Look at the standard form of a hyperbola.

Answer 2

How do you get a^2 and b^2?

Answer 3

let me refresh this stuff real quick.

Answer 4

Thank you so much

Answer 5

http://www.purplemath.com/modules/hyperbola.htm
The vertices are some fixed distance a from the center.