#### Answer

$(-\infty, +\infty)$

#### Work Step by Step

Any real number can be to $x$.
Thus, the function is defined for all real numbers.
Therefore, the function's domain is: $(-\infty, +\infty)$.

Published by
Pearson

ISBN 10:
013421742X

ISBN 13:
978-0-13421-742-0

$(-\infty, +\infty)$

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