#### Answer

$3z(1-z)$

#### Work Step by Step

$3z-3z^{2}=3z(1-z)$

Published by
Pearson

ISBN 10:
0321726391

ISBN 13:
978-0-32172-639-1

$3z(1-z)$

$3z-3z^{2}=3z(1-z)$

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