Algebra 1

Published by Prentice Hall
ISBN 10: 0133500403
ISBN 13: 978-0-13350-040-0

Chapter 11 - Rational Expressions and Functions - 11-4 Adding and Subtracting Rational Expressions - Practice and Problem-Solving Exercises - Page 675: 17



Work Step by Step

To find the LCD, or the Least Common Multiple, we need to write out each denominator as products of prime factors. $2 = 2 $ $x^2 = x \times x $ The Least Common Multiple, or LCD, then is $2\times x\times x= 2x^2$
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