Lesson: Pure Imaginary Numbers Mathematics

In this lesson, we will learn how to evaluate, simplify, and multiply pure imaginary numbers and solve equations over the set of pure imaginary numbers.

Lesson Plan

Objectives

Students will be able to

  • recall the definition of purely imaginary numbers,
  • simplify powers of 𝑖,
  • multiply purely imaginary numbers,
  • simplify expressions involving purely imaginary numbers,
  • solve equations where the solutions are purely imaginary numbers.

Prerequisites

Students should already be familiar with

  • the concept of complex numbers.

Exclusions

Students will not cover

  • calculations, expressions, or equations involving complex numbers with a nonzero real part.

Lesson Video

Video Thumbnail
14:50

Lesson Explainer

Sample Question Videos

  • 01:11
  • 01:41
  • 00:59

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