Answer
Decreasing on $(-\infty,1)$
Work Step by Step
We are given the function:
$f(x)=\sqrt{1-x}$
Graph the function.
From the graph we find:
$f$ is decreasing on $(-\infty,1)$
Check the result using a table of values:
Algebra and Trigonometry 10th Edition
by Larson, Ron
Published by
Cengage Learning
ISBN 10:
9781337271172
ISBN 13:
978-1-33727-117-2
Chapter 2 - 2.3 - Analyzing Graphs of Functions - 2.3 Exercises - Page 195: 45
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