Answer
(-$\infty$,0) U (0,3) U (3,$\infty$)
Work Step by Step
The domain of h(x)=$\frac{1}{x}$+$\frac{7}{x-3}$ consists of all real numbers except 0 and 3, represented in interval notation as (-$\infty$,0) U (0,3) U (3,$\infty$).
College Algebra (6th Edition)
by Blitzer, Robert F.
Published by
Pearson
ISBN 10:
0-32178-228-3
ISBN 13:
978-0-32178-228-1
Chapter 2 - Functions and Graphs - Concept and Vocabulary Check - Page 297: 9
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