Curated OER
Rationalize Denominators
Solve 10 different problems that include various rational expressions. First, learners rationalize the denominator in each set. Then, they write the conjugate for each binomial and determine the reciprocal. They also write an expression...
Curated OER
Radicals
In this radicals worksheet, 9th graders identify and solve 21 different problems that include various simple radical forms. First, they determine if there is a radical in the denominator. Then, students rationalize the denominator by...
CK-12 Foundation
Ck 12: Algebra: Multiplication and Division of Radicals
[Free Registration/Login may be required to access all resource tools.] In this lesson student learn about dividing square roots. Students examine guided notes, review guided practice, watch instructional videos and attempt practice...
CK-12 Foundation
Ck 12: Algebra: Multiplication and Division of Radicals
[Free Registration/Login may be required to access all resource tools.] In this lesson students learn how to simplify expressions involving the multiplication and division of radicals. Students examine guided notes, review guided...
Cool Math
Coolmath: Rationalizing Denominators
This prealgebra lesson explains how to rationalize the denominator.
Help Algebra
Help algebra.com: How to Rationalize the Denominator
What do you do if the denominator contains a radical? This article explains how to rationalize a denominator that contains square roots, higher roots and the sums and differences of square roots. The examples also include problems that...
Help Algebra
Help algebra.com: Rationalizing the Denominator
Learn to simplify radical expressions by removing radicals from denominators. The demonstration includes both single radicals and binomials that require the use of a conjugate.
ClassFlow
Class Flow: Radical Basics
[Free Registration/Login Required] Using the product rule and rationalizing the denominator.