Calculus 8th Edition

Published by Cengage
ISBN 10: 1285740629
ISBN 13: 978-1-28574-062-1

Appendix A - Numbers, Inequalities, and Absolute Values - A Exercises - Page A9: 29

Answer

$(-\infty,\infty)$

Work Step by Step

Simplify the Expression on one side x^2+x+1>0 Since inequality works for all values of $x$ the solution set of all real numbers $(-\infty,\infty)$
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