Interactive

Intercepts by Substitution: Finding a Linear Product Using a Quadratic

Curated and Reviewed by Lesson Planet
This Intercepts by Substitution: Finding a Linear Product Using a Quadratic interactive also includes:

Discover another way to interpret multiplication. Using an interactive, learners slide points (representing the factors of multiplication) along the x-axis of the graph of y = x^2 and observe changes in the line segment connecting the function values. A set of challenge questions helps them see the product as the y-intercept of this line segment.

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CCSS: Designed
Additional Tags
Instructional Ideas
  • Use the resource as an extension activity for a lesson on quadratic graphs
Classroom Considerations
  • Must set up a free CK-12 account
  • Assumes scholars can apply the slope formula
Pros
  • Provides review questions in the tutorial
  • Includes hints for several challenge questions
Cons
  • Information in tutorial does not match the interactive
Common Core