Answer
{$3$}
Work Step by Step
$z(z^2+1)=3+z^3$ Distribute.
$z^3+z=3+z^3 $
$z^3-z^3+z=3+z^3-z^3 $ Subtract $z^3$ from both sides.
$z=3$
The solution is {$3$}
College Algebra (10th Edition)
by Sullivan, Michael
Published by
Pearson
ISBN 10:
0321979478
ISBN 13:
978-0-32197-947-6
Chapter 1 - Section 1.1 - Linear Equations - 1.1 Assess Your Understanding - Page 90: 49
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