Answer
polynomial; degree $4$
Work Step by Step
The function is a polynomial function because the exponent of the variable is a nonnegative integer. The largest exponent is $4$, so the degree is $4$.
$f(x)=7x^2+9x^4$
College Algebra (6th Edition)
by Blitzer, Robert F.
Published by
Pearson
ISBN 10:
0-32178-228-3
ISBN 13:
978-0-32178-228-1
Chapter 3 - Polynomial and Rational Functions - Exercise Set 3.2 - Page 360: 2
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