Paul Dawkins
Paul's Online Notes: Rational Exponents: Practice Problems
Practice exercise reviews rational exponents including how to simplify or evaluate expressions and write the answer with either positive or no exponents.
Paul Dawkins
Paul's Online Notes: Integer Exponents: Practice Problems
Practice exercise reviews integer exponents including how to simplify or evaluate given expressions and write the answer with either positive or no exponents.
Interactive Mathematics
Interactive Mathematics: Simplifying Expressions With Integral Exponents
The laws of exponents are presented using expressions containing both positive and negative exponents. Several examples and exercises are given to help practice the concept.