Find intervals on which the graph of y=x4 - 4x3-18x2 + 7 is concave up and intervals on which it is concave down. (Enter your answers using interval notation. If an answer does not exist, enter DNE.) concave up concave down Find the points of inflection. (Order your answers from smallest to largest x, then from smallest to largest y. If an answer does not exist, enter DNE.) smaller x-value (x, y) = larger x-value (x, y) = Viewing Saved Work Revert to Last Response Submit Answer
Find intervals on which the graph of y=x4 - 4x3-18x2 + 7 is concave up and intervals on which it is concave down. (Enter your answers using interval notation. If an answer does not exist, enter DNE.) concave up concave down Find the points of inflection. (Order your answers from smallest to largest x, then from smallest to largest y. If an answer does not exist, enter DNE.) smaller x-value (x, y) = larger x-value (x, y) = Viewing Saved Work Revert to Last Response Submit Answer
Algebra for College Students
10th Edition
ISBN:9781285195780
Author:Jerome E. Kaufmann, Karen L. Schwitters
Publisher:Jerome E. Kaufmann, Karen L. Schwitters
Chapter8: Functions
Section8.4: More Quadratic Functions And Applications
Problem 59PS
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