Answer
All real numbers except 0.
Work Step by Step
To find domain restrictions, we look for any numbers that make the denominator of a fraction 0 or the expression under the square root sign negative. Thus, we find:
$$ t^4=0 \\ t=0$$
Functions Modeling Change: A Preparation for Calculus, 5th Edition
by Connally, Eric; Hughes-Hallett, Deborah; Gleason, Andrew M.; Cheifetz, Phil C.
Published by
Wiley
ISBN 10:
1118583191
ISBN 13:
978-1-11858-319-7
Chapter 2 - Functions - 2.2 Domain and Range - Exercises and Problems for Section 2.2 - Exercises and Problems - Page 82: 14
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