Algebra: A Combined Approach (4th Edition)

Published by Pearson
ISBN 10: 0321726391
ISBN 13: 978-0-32172-639-1

Chapter 10 - Section 10.3 - Simplifying Radical Expressions - Exercise Set: 106



Work Step by Step

Expand the square and multiply the two terms together using polynomial multiplication rules and FOIL (First, Outside, Inner, Last). $(2x+1)^2=(2x+1)(2x+1)=4x^2+2x+2x+1=4x^2+4x+1$
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