Precalculus (10th Edition)

Published by Pearson
ISBN 10: 0-32197-907-9
ISBN 13: 978-0-32197-907-0

Chapter 2 - Functions and Their Graphs - Chapter Review - Review Exercises - Page 114: 7


$2\geq x$

Work Step by Step

We know that the square root function is undefined for negative numbers. Hence $2-x\geq0\\2\geq x$ Hence the domain is $2\geq x$
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