Answer
-5
Work Step by Step
Evaluate for x=2,y=3
22−32
22−32
=−5
Elementary Technical Mathematics
by Nelson, Robert; Eren, Dale;
Published by
Brooks Cole
ISBN 10:
1285199197
ISBN 13:
978-1-28519-919-1
Chapter 5 - Section 5.1 - Fundamental Operations - Exercise - Page 214: 13
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