#### Answer

l=8

#### Work Step by Step

Choice 3 contains the variables E, R, l.
$l=\frac{E}{R}=\frac{120}{15}=8$

Published by
Brooks Cole

ISBN 10:
1285199197

ISBN 13:
978-1-28519-919-1

l=8

Choice 3 contains the variables E, R, l.
$l=\frac{E}{R}=\frac{120}{15}=8$

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