Answer
$-3i\sqrt 6+0i$
Work Step by Step
$-\sqrt54=-(\sqrt(9\times6)=-(\sqrt 9\times\sqrt 6)=-(3\sqrt 6)+0i=-3\sqrt6+0i$
In this case, there is no i term, so $0i=0$.
Intermediate Algebra (6th Edition)
by Martin-Gay, Elayn
Published by
Pearson
ISBN 10:
0321785045
ISBN 13:
978-0-32178-504-6
Chapter 7 - Section 7.7 - Complex Numbers - Exercise Set - Page 463: 15
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