Answer
$x\lt\frac{1}{2}$.
Work Step by Step
We know that the logarithm can only be taken of a non-negative number. Hence
the domain is: $1-2x\gt0\\1\gt2x\\\frac{1}{2}\gt x\\x\lt\frac{1}{2}$.
Precalculus (10th Edition)
by Sullivan, Michael
Published by
Pearson
ISBN 10:
0-32197-907-9
ISBN 13:
978-0-32197-907-0
Chapter 9 - Polar Coordinates; Vectors - Chapter Review - Cumulative Review - Page 637: 4
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