Elementary Algebra

Published by Cengage Learning
ISBN 10: 1285194055
ISBN 13: 978-1-28519-405-9

Chapter 5 - Exponents and Polynomials - 5.3 - Multiplying Polynomials - Problem Set 5.3: 66

Answer

$24n^2-46n+21$

Work Step by Step

Using $(a+b)(c+d)=ac+(ad+bc)+bd$, or the FOIL Method, the given expression, $ (4n-3)(6n-7) ,$ is equivalent to \begin{array}{l}\require{cancel} 24n^2+(-28n-18n)+21 \\\\= 24n^2-46n+21 .\end{array}
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