#### Answer

$24i\sqrt{7}$

#### Work Step by Step

$8\sqrt{-63} = 8 \cdot \sqrt{-1} \cdot \sqrt{63} = 8 \cdot \sqrt{-1} \cdot \sqrt{9 \cdot 7} = 24i \sqrt{7}$

Published by
Pearson

ISBN 10:
0321726391

ISBN 13:
978-0-32172-639-1

$24i\sqrt{7}$

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