#### Answer

$19+17i$

#### Work Step by Step

$\left( 5-i\right) \left( 3+4i\right) =15+20i-3i-4i^{2}=15+17i-4\times \left( -1\right) =19+17i$

Published by
Pearson

ISBN 10:
013421742X

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

$19+17i$

$\left( 5-i\right) \left( 3+4i\right) =15+20i-3i-4i^{2}=15+17i-4\times \left( -1\right) =19+17i$

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