The following diagram shows how to use the Rational Root Theorem. Scroll down the page for more examples and solutions on using the Rational Root Theorem or Rational Zero Theorem.

Try out our new and fun Fraction Concoction Game.
Add and subtract fractions to make exciting fraction concoctions following a recipe. There are four levels of difficulty: Easy, medium, hard and insane. Practice the basics of fraction addition and subtraction or challenge yourself with the insane level.
We welcome your feedback, comments and questions about this site or page. Please submit your feedback or enquiries via our Feedback page.