Reflection: Relevance Inconceivable! The Origins of Imaginary Numbers - Section 1: Discussion: What's an Imaginary Number?


Today, one of my seniors came into class looking a little shaken.  As we chatted before class, she said that she'd been reading and discussing A Brave New World in one of her classes and the works of Friedrich Nietzsche (of "God is dead" fame) in another.  She was describing the feeling of disillusionment she got from both books and how after reading them she always felt like she needed to have her faith in humanity restored because the ideas put forth are so dark and distressing.

As she left class, she turned to me with a wry smile and said, "Thanks a lot, Mr. Nazeck.  Your class was supposed to make me feel better about the world, but now even numbers are getting strange!"  I'm glad she was smiling as she said it...

  Losing Faith in Humanity
  Relevance: Losing Faith in Humanity
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Inconceivable! The Origins of Imaginary Numbers

Unit 2: The Complex Number System
Lesson 3 of 16

Objective: SWBAT to explain the reasoning that lead to the invention of the imaginary and complex numbers. SWBAT represent complex numbers in the complex number plane.

Big Idea: Imaginary numbers aren't any more imaginary than negative numbers!

  Print Lesson
Math, Algebra, Algebra 2, master, complex numbers, Imaginary Numbers
  45 minutes
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