Discuss the concavity of the graph of a f(x) = x, x > 0 b f(x) = x + in the interval 0

Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
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2 Discuss the concavity of the graph of
a f(x) = vx, x > 0
b f(x) = x + in the interval 0<x<5
c f(x) = tan x in the interval –,<x<
d f(x) = x + 6
i f(x) = sec x in the interval --<x<-
ii f(x) = sec x in the interval <x<
%3D
3
%3D
Transcribed Image Text:2 Discuss the concavity of the graph of a f(x) = vx, x > 0 b f(x) = x + in the interval 0<x<5 c f(x) = tan x in the interval –,<x< d f(x) = x + 6 i f(x) = sec x in the interval --<x<- ii f(x) = sec x in the interval <x< %3D 3 %3D
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