Answer
See below
Work Step by Step
Given: $2\sqrt x-5=45$
Rewrite as: $2\sqrt x=50\\\sqrt x=25$
Square both sides $x=25^2=625$
Check: $2\sqrt 625-5=2.25-5=45$
Hence, there are no extraneous solutions.
Algebra 2 (1st Edition)
by Larson, Ron; Boswell, Laurie; Kanold, Timothy D.; Stiff, Lee
Published by
McDougal Littell
ISBN 10:
0618595414
ISBN 13:
978-0-61859-541-9
Chapter 8 Rational Functions - 8.1 Model Inverse and Joint Variation - 8.1 Exercises - Mixed Review - Page 557: 53
Update this answer!
You can help us out by revising, improving and updating this answer.
Update this answerAfter you claim an answer you’ll have 24 hours to send in a draft. An editor will review the submission and either publish your submission or provide feedback.
