Answer
$2-19i$
Work Step by Step
We distribute:
$(1-2i)(8-3i)$
$=8-3i-16i+6(-1)$
We combine like terms (real and imaginary) and simplify:
$=2-19i$
Calculus 8th Edition
by Stewart, James
Published by
Cengage
ISBN 10:
1285740629
ISBN 13:
978-1-28574-062-1
Appendix G - Complex Numbers - G Exercises - Page A55: 4
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