Answer
$\frac{6z^{11}}{11}$
Work Step by Step
$\frac{30z^{2}\times z^{5}}{55z^{-4}}$
=$\frac{30z^{2+5}}{55z^{-4}}$
=$\frac{30z^{7}}{55z^{-4}}$
=$\frac{30}{55}\times\frac{z^{7}}{z^{-4}}$
=$\frac{6}{11}\times z^{7+4}$
=$\frac{6z^{11}}{11}$
Algebra: A Combined Approach (4th Edition)
by Martin-Gay, Elayn
Published by
Pearson
ISBN 10:
0321726391
ISBN 13:
978-0-32172-639-1
Appendix A - Exercise Set - Page 975: 14
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