College Algebra (6th Edition)

Published by Pearson
ISBN 10: 0-32178-228-3
ISBN 13: 978-0-32178-228-1

Chapter P - Prerequisites: Fundamental Concepts of Algebra - Exercise Set P.4: 2

Answer

No, the expression $2x+3x^{-1}-5$ is not a polynomial.

Work Step by Step

The degrees of the variables in the algebraic expression must be non-negative, so this is not a polynomial.
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