Intermediate Algebra (6th Edition)

Published by Pearson
ISBN 10: 0321785045
ISBN 13: 978-0-32178-504-6

Chapter 5 - Section 5.6 - Factoring Trinomials - Exercise Set - Page 303: 61

Answer

not factorable

Work Step by Step

There are no 2 numbers whose product is $ 5 $ and whose sum is $ 4 $. Hence, $x^2+4x+5$ is not factorable.
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