The Real Number System

Popular Tutorials in The Real Number System

    • What's an Irrational Number?What's an Irrational Number?

    What's an Irrational Number?

    Is an irrational number just a way to describe a number that's lost its mind? Not really. :) An irrational number is simply a number that cannot be written as a fraction. Check out the definition, learn an important property of these special numbers, and take a look at some examples of irrational numbers.

    • What's a Rational Number?What's a Rational Number?

    What's a Rational Number?

    There are lots of different kind of numbers that you should know about, and that includes rational numbers. Check out the tutorial!

    • What are Rational Exponents?What are Rational Exponents?

    What are Rational Exponents?

    You can rewrite an expression with a rational exponent a few different ways. This can come in handy when your solving a problem involving rational exponents. This tutorial shows you how it works! You can even practice with examples!