Question

Help please just check my answer
Find an equation in standard form for the hyperbola with vertices at (0, ±2) and foci at (0, ±11).

Answer 1

@welshfella

Answer 2

Please help

y squared over 4 minus x squared over 117 equals 1
y squared over 4 minus x squared over 121 equals 1 THIS
y squared over 121 minus x squared over 4 equals 1
y squared over 117 minus x squared over 4 equals 1

Answer 3

I think I did it wrong, I'm not sure can you please help?

Answer 4

I've forgotten most of this stuff. The above link will help - it has the solution of a similar problem.

Answer 5

Okay thank you

Answer 6

here the focii and vertex are on the x axis