If you're seeing this message, it means we're having trouble loading external resources on our website.

If you're behind a web filter, please make sure that the domains *.kastatic.org and *.kasandbox.org are unblocked.

Main content

Precalculus (2018 edition)

Course: Precalculus (2018 edition) > Unit 2

Lesson 9: Foci of a hyperbola
Math
Precalculus (2018 edition)
Conic sections
Foci of a hyperbola
© 2023 Khan AcademyTerms of usePrivacy PolicyCookie Notice

Equation of a hyperbola from features

CCSS.Math: HSG.GPE.A.3
Google Classroom
You might need: Calculator

Problem

A hyperbola centered at the origin has vertices at left parenthesis, plus minus, square root of, 7, end square root, comma, 0, right parenthesis and foci at left parenthesis, plus minus, square root of, 27, end square root, comma, 0, right parenthesis.
Write the equation of this hyperbola.
Stuck?
Stuck?