Answer
$13\sqrt{3}$
Work Step by Step
RECALL:
The distributive property states that for any real numbers a, b, and c,
$(ac+bc)=(a+b)c$.
Use the rule above to obtain
$(7+6)\sqrt{3}
\\=13\sqrt{3}.$
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 - Exercise Set - Page 45: 33
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