Answer
$-6\sqrt3$
Work Step by Step
$-\sqrt{75} + \sqrt{12} - 3\sqrt{3}$
$=-\sqrt{3\times25}+\sqrt{3\times4}-3\sqrt{3}$
$=-5\sqrt{3}+2\sqrt{3}-3\sqrt{3}$
$=-6\sqrt{3}$
Intermediate Algebra (6th Edition)
by Martin-Gay, Elayn
Published by
Pearson
ISBN 10:
0321785045
ISBN 13:
978-0-32178-504-6
Chapter 7 - Section 7.4 - Adding, Subtracting, and Multiplying Radical Expressions - Exercise Set - Page 438: 22
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