Find the intervals on which the graph of f is concave upward, the intervals on which the graph of f is concave downward, and the inflection points. f(x)=-x+16x³-16x +19 For what interval(s) of x is the graph of f concave upward? Select the correct choice below and, if necessary, fill in the answer box to complete your choice. OA (Type your answer in interval notation. Type an exact answer. Use a comma to separate answers as needed.) OB. The graph is never concave upward.

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter3: Functions And Graphs
Section3.5: Graphs Of Functions
Problem 39E
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Find the intervals on which the graph of f is concave upward, the intervals on which the graph of f is concave downward, and the inflection points.
f(x)=x+16x³-1
- 16x+19
For what interval(s) of x is the graph of f concave upward? Select the correct choice below and, if necessary, fill in the answer box to complete your choice.
OA
(Type your answer in interval notation. Type an exact answer. Use a comma to separate answers as needed.).
B. The graph is never concave upward.
Transcribed Image Text:Find the intervals on which the graph of f is concave upward, the intervals on which the graph of f is concave downward, and the inflection points. f(x)=x+16x³-1 - 16x+19 For what interval(s) of x is the graph of f concave upward? Select the correct choice below and, if necessary, fill in the answer box to complete your choice. OA (Type your answer in interval notation. Type an exact answer. Use a comma to separate answers as needed.). B. The graph is never concave upward.
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