Algebra and Trigonometry 10th Edition

Published by Cengage Learning
ISBN 10: 9781337271172
ISBN 13: 978-1-33727-117-2

Prerequisites - Chapter Test - Page 65: 10

Answer

$x^2-5$

Work Step by Step

Using the difference of two binomials formula: $(x+\sqrt 5)(x-\sqrt 5)=x^2-(\sqrt 5)^2=$$x^2-5$
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