Algebra: A Combined Approach (4th Edition)

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

Chapter R - Section R.1 - Factors and the Least Common Multiple - Exercise Set - Page R-6: 9

Answer

Factors: $1$ and $19$

Work Step by Step

Begin with the number $1$. Divide $19$ by $1$. The result is $19$. $19=1\cdot 19$ $1$ and $19$ are factors of $19$. Since $1$ and $19$ (the number itself) are the only factors, the number $19$ is a prime number. The factors of $19$ are $1$ and $19$.
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