Math Lessons & Study Tips : Simplifying Rational Expressions
January 29, 2010 by admin · 10 Comments
A rational expression means that there are variables on the bottom or top of a fraction. Factor the top part of a rational expression to cross cancel a part of the variable with help from a tutor in this free video on math lessons and study tips. Expert: Brian Leaf Contact: www.brianleaf.com Bio: Brian Leaf, MA, is the author of McGraw-Hill’s Top 50 Skills for SAT/ACT Success series and has instructed SAT, ACT, GED and SSAT preparation to thousands of students. Filmmaker: David Pakman