Answer
IxI $\leq$ 2
Work Step by Step
Plug in (-2,2) for (a,b) in the equations for c and r
c = -2+2$\div$2 = 0
r = 2 - 0 = 2
Plug in the values for c and r into the inequality equation
The inequality is Ix-0I$\leq$2
Simplify to IxI$\leq$2
Calculus (3rd Edition)
by Rogawski, Jon; Adams, Colin
Published by
W. H. Freeman
ISBN 10:
1464125260
ISBN 13:
978-1-46412-526-3
Chapter 1 - Precalculus Review - 1.1 Real Numbers, Functions, and Graphs - Exercises - Page 9: 3
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