nth Roots; Rational Exponents

FIU has online movies to help with this topic on this page. You must have QuickTime Player, a free download, installed on your computer.

For a slower progression through this topic, watch movies 7.1 through 7.7 on this page.

The University of Idaho provides another online resource. These lectures are only viewable by those with DSL or cable modems. Real Player, a free download, is required to see these videos.  The videos cover the topics below. To see the videos, go to this page and look under sections 9.2-9.5 (It is a different section number because they are using a different text).

Product and Quotient Rules for Radicals, four examples
Example with Square Roots
Example with Cube Root of a Negative
Example with a Quotient inside a Radical
Example with a Cube Root of a Quotient
Addition & Subtraction of Radical Expressions
Multiplication and Division of Radical Expressions
Rationalizing Radical Expressions-involving Square Roots
Rationalizing Radical Expressions-involving Cube Roots
Definition, Evaluation of numbers with Rational Exponents

More on Rational Exponents
Simplifying Expressions with Rational Exponents-Properties of Exponents
Additional Examples of Simplifying with Rational Exponents
Summary for working with Rational Exponents

More online help:

Radicals

Rationalizing denominators
Interactive Tutorial on rational Exponents