College Algebra (10th Edition)

Published by Pearson
ISBN 10: 0321979478
ISBN 13: 978-0-32197-947-6

Chapter R - Section R.5 - Factoring Polynomials - R.5 Assess Your Understanding - Page 57: 58



Work Step by Step

Group the first two terms together; then, group the last two terms together to obtain: $=(3x^2+6x) + (-x-2)$ Factor out the GCF of each group ($3x$ in the first and $-1$ in the second): $=3x(x+2) +(-1)(x+2)$ Factor out the GCF $(x+2)$ to obtain: $=(x+2)[3x+(-1)] \\=(x+2)(3x-1)$
Update this answer!

You can help us out by revising, improving and updating this answer.

Update this answer

After you claim an answer you’ll have 24 hours to send in a draft. An editor will review the submission and either publish your submission or provide feedback.