Instructional Video

The Difference Quotient (Quadratic Function) Example 3

Curated and Reviewed by Lesson Planet

Take an example out of more advanced math. Pupils observe how basic algebraic concepts help solve expressions from higher level math courses. The video from a Mathispower4u Algebra 1 series shows the evaluation and simplification of the difference quotient using algebraic manipulations learned in a beginning algebra course.

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CCSS: Adaptable
Additional Tags
Instructional Ideas
  • Provide algebra classes with a little background about the difference quotient
Classroom Considerations
  • Requires pupils to be comfortable with operations with algebraic expressions
  • There is an additional video using the difference quotient with quadratic functions.
  • This video is hosted on YouTube
Pros
  • Shows the steps required to expand the binomial
  • Uses colors to mark through the additive inverses while combining like terms
Cons
  • None