Consider the following function. g(x) = -x2 + 9x + 6 Find the first and second derivatives of the function. 9 "(x) - -2r +9 9 "(x) - -2 Determine where the function is concave upward and where it is concave downward. (Enter your answer using interval notation. If an answer does not exist, enter DNE.) concave upward DNE concave downward

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter5: Inverse, Exponential, And Logarithmic Functions
Section: Chapter Questions
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Consider the following function.
g(x) = -x2 + 9x + 6
Find the first and second derivatives of the function.
= (x), 6
-2x +9
9 "(x) =
-2
Determine where the function is concave upward and where it is concave downward. (Enter your answer using interval notation. If an answer does not exist, enter DNE.)
DNE
concave upward
concave downward
Transcribed Image Text:Consider the following function. g(x) = -x2 + 9x + 6 Find the first and second derivatives of the function. = (x), 6 -2x +9 9 "(x) = -2 Determine where the function is concave upward and where it is concave downward. (Enter your answer using interval notation. If an answer does not exist, enter DNE.) DNE concave upward concave downward
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