Precalculus: Mathematics for Calculus, 7th Edition

Published by Brooks Cole
ISBN 10: 1305071751
ISBN 13: 978-1-30507-175-9

Chapter 1 - Section 1.1 - Real Numbers - 1.1 Exercises: 83

Answer

$(A)$ negative $(B)$ positive $(C)$ positive $(D)$ negative

Work Step by Step

$a \gt0$ meaning it is positive meaning $a = +$ $b \lt0$ meaning it is positive meaning $b = -$ $c \lt0$ meaning it is positive meaning $c = -$ $(A) -(+) = -$ $(B) (-)(-) = +$ $(C) (+) - (-) = +$ $(D) (+)(-) + (+)(-) = -$
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.