underground mathematics
  • Discuss
  • Map
  • Search
  • Browse
  • User
  • More
  • Home
  • How-to guide
  • Underground hub
  • About and contact
  • Your mathematical classroom
Exit fullscreen mode

Calculus meets Functions

Investigation

Curvy cubics
Add to your resource collection Remove from your resource collection Add notes to this resource View your notes for this resource

Printable/supporting materials Printable version Fullscreen mode Teacher notes
  • Cubic curves
  • Curves $A$, $B$ and $D$
  • Curve $C$ - how can calculus help?

Cubic curves

What gives a cubic curve its curves?

Below are four cubic curves.

Can you form an equation for each?

What does the curve tell you about the properties of the cubic polynomial?

plot of 4 cubic curves coloured red, black, blue and orange, intersecting the x axis in 1, 2 or 3 points.
Previous Next
Last updated 01-Sep-17

Look back

  • Can you find... cubic edition

Look around

  • Can you find... curvy cubics edition
  • Two-way calculus

Tags

  • Conjecturing
  • Convincing and proving

Station

Calculus meets Functions

Lines

  • Functions
  • Calculus
Add to your collection Add the current resource to your resource collection
Email Twitter
Terms Cookies Privacy
underground mathematics
Rich resources for teaching A level mathematics
Copyright © and Database Right 2013-2025 University of Cambridge
All rights reserved
University of Cambridge logo
Department for Education logo