Calculus (3rd Edition)

Published by W. H. Freeman
ISBN 10: 1464125260
ISBN 13: 978-1-46412-526-3

Chapter 1 - Precalculus Review - 1.3 The Basic Classes of Functions - Exercises - Page 23: 23

Answer

Rational

Work Step by Step

$ f(x)$ can be rewritten as follows $$ f(x)=\frac{x^3+3}{x}$$ which is a rational function (ratio of polynomials).
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