Answer
$\frac{1\pm \sqrt 5}{2}$
Work Step by Step
$x^{2}-x=1$
$x^{2}-x-1=0$
$x=\frac{-(-1)\pm \sqrt ((-1)^{2}-4(1)(-1))}{2}=\frac{1\pm \sqrt 5}{2}$
Finite Math and Applied Calculus (6th Edition)
by Waner, Stefan; Costenoble, Steven
Published by
Brooks Cole
ISBN 10:
1133607705
ISBN 13:
978-1-13360-770-0
Chapter 0 - Section 0.5 - Solving Polynomial Equations - Exercises - Page 30: 23
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.
