Precalculus: Mathematics for Calculus, 7th Edition

Published by Brooks Cole
ISBN 10: 1305071751
ISBN 13: 978-1-30507-175-9

Chapter 3 - Section 3.2 - Polynomial Functions and Their Graphs - 3.1 Exercises - Page 265: 1

Answer

graph II (the others are not smooth and continuous)

Work Step by Step

See Figure 3 on p.256 The graph of a polynomial function is a continuous, smooth curve. This means that the graph has no breaks or holes Also, no corners or sharp points (cusps) I has a cusp (not smooth) II ia smooth and continuous III has a break (not continuous) IV has corners (not smooth) Answer: graph II
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