Answer
$7-\sqrt{3}$
Work Step by Step
RECALL:
The conjugate of $a+\sqrt{b}$ is $a - \sqrt{b}.$
Thus, the conjugate of the given expression is
$7-\sqrt{3}.$
Precalculus (6th Edition) Blitzer
by Blitzer, Robert F.
Published by
Pearson
ISBN 10:
0-13446-914-3
ISBN 13:
978-0-13446-914-0
Chapter P - Section P.3 - Radicals and Rational Exponents - Concept and Vocabulary Check - Page 45: 8
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