Imaginary Numbers? What Do You Mean Imaginary?

Don't worry, this resource actually exists. Scholars learn about imaginary numbers and work on problems simplifying square roots of negative numbers. As an extension, they research the history of imaginary numbers.

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CCSS: Designed
Instructional Ideas

  • Use the activity to introduce a unit on complex numbers
Classroom Considerations

  • Pupils should be familiar with simplifying radicals
  • Note that the lesson assumes that the class has math journals
Pros

  • Includes a rubric for the activity
  • Suggests an intervention activity for struggling learners
Cons

  • None
Common Core