Answer
(a) 14
(b) 4
(c) 6
Work Step by Step
(a) $\sqrt{7}\sqrt{28}=\sqrt{72*8}=\sqrt{196}=14$
(b) $\frac{\sqrt{48}}{\sqrt{3}}=\sqrt{\frac{48}{3}}=\sqrt{16}=4$
(c) $\sqrt[4]{24}\sqrt[4]{54}=\sqrt[4]{24*54}=\sqrt[4]{1296}=6$
College Algebra 7th Edition
by Stewart, James; Redlin, Lothar; Watson, Saleem
Published by
Brooks Cole
ISBN 10:
1305115546
ISBN 13:
978-1-30511-554-5
Chapter P, Prerequisites - Section P.4 - Rational Exponents and Radicals - P.4 Exercises - Page 29: 23
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