Answer
$3^3$
Work Step by Step
$3^7\times3^{-4}\longrightarrow$ add the exponents
=$3^{7+(-4)}\longrightarrow$ add
=$3^3$
Algebra 1
by Hall, Prentice
Published by
Prentice Hall
ISBN 10:
0133500403
ISBN 13:
978-0-13350-040-0
Chapter 10 - Radical Expressions and Equations - 10-3 Operations with Radial Expressions - Mixed Review - Page 618: 75
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