Search
Google ClassroomGoogle Classroom
GeoGebraGeoGebra Classroom
GeoGebra
  • Home
  • Resources
  • Profile
  • Classroom
  • App Downloads

Phantom Graph of f(x)=(x^2-1)(x^2+1)

Author:Doug Kuhlmann

Best viewed in app or downloaded.

New Resources

  • AI for worksheet development
  • Untitled
  • 巧算長方形周界
  • ANGLE
  • AI for Math Teachers (prompt examples)

Discover Resources

  • Parallel Lines. Change the point and the line.
  • Quadratic Graphs Turning Point Form
  • KD_Poly
  • ConstrMediilor.
  • Messy Page
  • 삼각형의 세 변의 수직이등분선은 한점(외심)에서 만나고 이 점(외심)에서 세 꼭짓점에 이르는 거리는 같다.(The vertical bisector of the three sides of the triangle meet at one point (circumcenter) and the distance from this point (circumc

Discover Topics

  • Pythagoras or Pythagorean Theorem
  • Ellipse
  • Arithmetic
  • Calculus
  • Mathematics
AboutPartnersHelp Center
Terms of ServicePrivacyLicense
Graphing CalculatorCalculator SuiteMath Resources

Download our apps here:

Download_on_the_App_Store_Badge_US-UK_RGB_blk_4SVG_092917

© 2026 GeoGebra®