# How to Factor Rational Expressions?

Students usually learn to factor rational expressions during the early years of high school as part of an algebra course. The process can be challenging and requires a substantial amount of backgro... Read More »
http://www.ehow.com/how_8198340_factor-rational-expressions.html

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## How to Find the LCD of Two Rational Expressions?

The LCD, short for least or lowest common denominator, is the smallest integer that is a multiple of a denominator. The main purpose of finding the LCD is to make the addition and subtraction of ra... Read More »
http://www.ehow.com/how_8478747_lcd-two-rational-expressions.html

## How to Simplify Rational Expressions by Factoring?

Rational expressions are fractions with a polynomial in both the numerator and denominator. It is often advantageous to simplify these expressions by factoring both polynomials completely, then can... Read More »
http://www.ehow.com/how_8369223_simplify-rational-expressions-factoring.html

## How to Solve Proportions in Rational Expressions?

Rational expressions refer to polynomial fractions, or fractions that have constants, variables or exponents in the numerator and denominator. Proportions refer to rational expressions that are equ... Read More »
http://www.ehow.com/how_8390764_solve-proportions-rational-expressions.html

## How to Solve an Equation Containing Rational Expressions?

Simply put, a rational number is a number that is expressed as a fraction. Rational expressions then, are expressions that are expressed as fractions. There can be variables in both the numerator a... Read More »
http://www.ehow.com/how_8307778_solve-equation-containing-rational-expressions.html

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