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Lesson Plan: Pascal’s Triangle and the Binomial Theorem Mathematics

This lesson plan includes the objectives, prerequisites, and exclusions of the lesson teaching students how to use Pascal’s triangle to find the coefficients of the algebraic expansion of any binomial expression of the form (𝑎+𝑏)^𝑛.

Objectives

Students will be able to

  • expand a binomial expression of the form (𝑎+𝑥) using Pascal’s triangle to find the coefficients of the terms.

Prerequisites

Students should already be familiar with

  • forming Pascal’s triangle.

Exclusions

Students will not cover

  • combinations or factorial notation,
  • the general formula for a term in a binomial expansion.

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