Precalculus (6th Edition) Blitzer

Published by Pearson
ISBN 10: 0-13446-914-3
ISBN 13: 978-0-13446-914-0

Chapter P - Mid-Chapter Check Point - Page 71: 29



Work Step by Step

For trinomials $x^{2}+bx+c$, we search for factors of $c$ whose sum is $b.$ There are no pairs of integer factors of 4 whose sum is $-2$. The trinomial is irreducible, or it is prime.
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