Answer
$\color{blue}{4t^{-4}(t^2+2)}$
Work Step by Step
The least exponent of the variable is $-4$.
The numerical coefficients have a greatest common factor of $4$.
Factor out $4t^{-4}$ to obtain:
$=\color{blue}{4t^{-4}(t^2+2)}$
Precalculus (6th Edition)
by Lial, Margaret L.; Hornsby, John; Schneider, David I.; Daniels, Callie
Published by
Pearson
ISBN 10:
013421742X
ISBN 13:
978-0-13421-742-0
Chapter R - Review of Basic Concepts - R.6 Rational Exponents - R.6 Exercises - Page 64: 91
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