Answer
$1+x-2\sqrt x$
Work Step by Step
To simplify the expression, we distribute (FOIL) and then combine the like terms as follows:
$$
(\sqrt x-1)^2=(\sqrt x)^2-2\sqrt x+1=x-2\sqrt x+1\\
=1+x-2\sqrt x
.$$
Precalculus: Concepts Through Functions, A Unit Circle Approach to Trigonometry (3rd Edition)
by Sullivan III, Michael
Published by
Pearson
ISBN 10:
0-32193-104-1
ISBN 13:
978-0-32193-104-7
Appendix A - Review - A.7 nth Roots; Rational Exponents - A.7 Assess Your Understanding - Page A60: 35
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.
