Intermediate Algebra for College Students (7th Edition)

by Blitzer, Robert F.

Published by Pearson

ISBN 10: 0-13417-894-7

ISBN 13: 978-0-13417-894-3

Chapter 7 - Section 7.1 - Radical Expressions and Functions - Exercise Set - Page 514: 127

Answer

$(- \infty, 5]$

Work Step by Step

Here, $f(x)=\sqrt{5-x}$ Put the equation inside the square root gerater than and equal to zero. we have, $5-x \geq 0$ or $x \leq 5$ Thus, Domain will be: $(- \infty, 5]$

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