Answer
$\{0,9\}$
Work Step by Step
Factor out $t^2$.
$t^2(t-9)=0$
Use the Zero-Product Property.
$t^2=0$ or $t-9=0$
Solve each equation for $t$.
$t=0$ or $t=9$
Hence, the solution set to the equation is $\{0,9\}$.
Precalculus (10th Edition)
by Sullivan, Michael
Published by
Pearson
ISBN 10:
0-32197-907-9
ISBN 13:
978-0-32197-907-0
Appendix A - Review - A.6 Solving Equations - A.6 Assess Your Understanding - Page A51: 41
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