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2 f(x) =-x³ + 3x² +9x (a) Find the critical points, extrema, and y int. (b)find intervals where the functipon is concave up or down . (C) Plot Extrema, yint. and graph

2 f(x) =-x³ + 3x² +9x (a) Find the critical points, extrema, and y int. (b)find intervals where the functipon is concave up or down . (C) Plot Extrema, yint. and graph

Algebra & Trigonometry with Analytic Geometry
Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter9: Systems Of Equations And Inequalities
Section: Chapter Questions
Problem 4T
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2 f(x)=-x + 3x² +9x (a) Find the critical points, extrema, and y int. (b)find intervals where the functipon is concave up or down . (C) Plot Extrema, yint. and graph
Transcribed Image Text:2 f(x)=-x + 3x² +9x (a) Find the critical points, extrema, and y int. (b)find intervals where the functipon is concave up or down . (C) Plot Extrema, yint. and graph
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