Answer
$1$
Work Step by Step
We need to find the limit for $\lim\limits_{(x,y,z) \to (1,-1,e)} \ln |x+y+z|$
or, $\ln |1+(-1)+e|=\ln |1-1+e|$
Thus, $\ln e=1$
University Calculus: Early Transcendentals (3rd Edition)
by Hass, Joel R.; Weir, Maurice D.; Thomas Jr., George B.
Published by
Pearson
ISBN 10:
0321999584
ISBN 13:
978-0-32199-958-0
Chapter 13 - Practice Exercises - Page 749: 13
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