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1. 21. The function Ax)=3x³ -x+3, has local maximum at A) x=-1 B) x=-2 C) x=4 D) x=0 E) x=1 22. Where is the function fx)=x* – 2r³ + 5x+13 concave downwards. A) 0

1. 21. The function Ax)=3x³ -x+3, has local maximum at A) x=-1 B) x=-2 C) x=4 D) x=0 E) x=1 22. Where is the function fx)=x* – 2r³ + 5x+13 concave downwards. A) 0

Algebra & Trigonometry with Analytic Geometry
Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter3: Functions And Graphs
Section: Chapter Questions
Problem 60RE
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21. The function Ax) =3x³ -x+3, has local maximum at A) x=-1 B) x=-2 C) x=4 D) x=0 E) x= 1 22. Where is the function fx)=x* – 2x³ + 5x+13 concave downwards. A) 0<x<1 B) 0<x<2 C) -1<x<2 D) -1<x<1 E) -2<x<2
Transcribed Image Text:21. The function Ax) =3x³ -x+3, has local maximum at A) x=-1 B) x=-2 C) x=4 D) x=0 E) x= 1 22. Where is the function fx)=x* – 2x³ + 5x+13 concave downwards. A) 0<x<1 B) 0<x<2 C) -1<x<2 D) -1<x<1 E) -2<x<2
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