Purple Math
Purplemath: Negative Exponents
This resource covers negative exponents and demonstrates how to simplify expressions containing them. Explains why "to the power zero" means "equals 1".A negative exponent just means that the base 'x' is on the wrong side of the fraction...
Lawrence Hall of Science
The Math Page: Skill in Algebra: Rational Exponents
Here is a site that clearly and thoroughly explains rational exponents. There are example problems with solutions and problems for students to try. Answers to each student problem is hidden until one passes over it with the computer's...
Calculator Soup
Calculator Soup: Exponents Calculator
This is an online calculator for exponents. Calculate the power of large base integers and real numbers. You can also calculate numbers to the power of large exponents less than 1000, negative exponents, and real numbers or decimals for...
Cuemath
Cuemath: Logarithms
A comprehensive guide for learning all about logarithms with definitions, the rules or properties of logs, common and natural logs, negative logs, how to expand logs, solved examples, and practice questions.