Answer
$(x+4)(x-7)$
Work Step by Step
Using the factors of $-28$, we have $4$ and $-7$ because $4-7=-3$ and $(-7)(4)=-28$
$$
x^2-3x-28=(x+4)(x-7)
.$$
Elementary Technical Mathematics
by Nelson, Robert; Eren, Dale;
Published by
Brooks Cole
ISBN 10:
1285199197
ISBN 13:
978-1-28519-919-1
Chapter 10 - Review - Page 358: 22
Update this answer!
You can help us out by revising, improving and updating this answer.
Update this answerAfter 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.
