Education Technology

Polynomial Addition, Subtraction

Published on 02/10/2004

Activity Overview

This StudyCards™ stack teaches that, when linear functions are added, the slope of the sum is equal to the sum of the slopes, likewise for y-intercepts. Includes quadratic and up polynomials. Use with Foundations for College Mathematics, Ch. 3.2.

Before the Activity

Download the attached StudyCards™ file to students' calculators.

During the Activity

Use this StudyCards™ set to discover that, when linear functions are added, the slope of the sum is equal to the sum of the slopes, likewise for y-intercepts. The activity progresses to quadratic and up polynomials.

After the Activity

  • Review student results
  • As a class, discuss questions that appeared to be more challenging
  • Re-teach concepts as necessary