#### Answer

$\log_a \dfrac {m}{nt}$

#### Work Step by Step

$\log _{a}m-\log _{a}n-\log _{a}t=\left( \log _{a}m-\log _{a}n\right) -\log _{a}t=\log_a \dfrac {m}{n}-\log _{a}t=\log_a \dfrac {m}{nt}$

Published by
Pearson

ISBN 10:
013421742X

ISBN 13:
978-0-13421-742-0

$\log_a \dfrac {m}{nt}$

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