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Real Number System

posted Sep 16, 2012, 7:27 AM by Tim Isbell   [ updated Oct 15, 2015, 6:51 PM ]
At various points along the math journey, every student learns the subcategories of the Real Number System. Here's a picture to help you understand it.

Algebra 2 students learn that there are also Imaginary Numbers.  These are the way mathematicians represent the square roots of negative numbers.