a precalculus review site where you can select your sub topic and review your knowledge. After review there is even a quiz to double check your readiness.
By "simplifying" an algebraic expression, we mean writing it in the most compact or efficient manner, without changing the value of the expression. This website explores "Like terms" and how to combine them in different ways.
This web site provided by S.O.S Math, gives a review of Logarithmic and Exponential Functions. It also provides a definition of both Logarithmic and Exponential Functions.
This is a great review site for students because it contains explanations and examples in 15 topical areas. The site contains sample tests and detailed answers, interactive and email quizzes as well as a scientific and graphing calculator.
from intro to function to conic sections each topic is explained so that you can teach yourself. For some sections there are drills to help you review what your learned and to help you study and solidify your current knowledge.
To simplify a rational expression: Completely factor numerators and denominators . Reduce common factors . Example 1: Simplify . Example 2: Simplify . Whenever possible,