Answer
not a monomial
Work Step by Step
Monomials have the form:
$$ax^k$$
where $a$ is a constant, $x$ is a variable, and $k$ is a non-negative integer.
The expression $-2x^{-3}$ is not a monomial because the degree $k$ is negative.
Precalculus: Concepts Through Functions, A Unit Circle Approach to Trigonometry (3rd Edition)
by Sullivan III, Michael
Published by
Pearson
ISBN 10:
0-32193-104-1
ISBN 13:
978-0-32193-104-7
Appendix A - Review - A.3 Polynomials - A.3 Assess Your Understanding - Page A31: 10
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