Elementary and Intermediate Algebra: Concepts & Applications (6th Edition)

Published by Pearson
ISBN 10: 0-32184-874-8
ISBN 13: 978-0-32184-874-1

Chapter R - Elementary Algebra Review - R.1 Introduction to Algebraic Expressions - R.1 Exercise Set: 22

Answer

$-1$

Work Step by Step

Using multiplication, the given expression, $ \left( -\dfrac{4}{7} \right)\left( \dfrac{7}{4} \right) ,$ evaluates to \begin{array}{l}\require{cancel} \left( -\dfrac{\cancel{4}}{\cancel{7}} \right)\left( \dfrac{\cancel{7}}{\cancel{4}} \right) \\\\= -1.\end{array}
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.