Algebra 2 (1st Edition)

Published by McDougal Littell
ISBN 10: 0618595414
ISBN 13: 978-0-61859-541-9

Chapter 5 Polynomials and Polynomial Functions - 5.8 Analyze Graphs of Polynomial Functions - 5.8 Exercises - Skill Practice - Page 391: 30


Answer D

Work Step by Step

Given: $x^4-9x^2+4x+12$ Graph the function. The three turning points are: $(-2.2,-17);(0.2,12.3);(2,0)$ Hence, the correct answer is D.
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