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Two Calculus I Questions 1) All The Boxes Are The Same Which Of Those Graphs Correspond To The Problem?

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Consider the following function.
f(x) = x4 – 8×3 + 18×2 + 8
(a) Make a sign diagram for the first derivative.
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X
f'(x) gt;0
X=
f’ (x) lt;0
f ‘ (x) =0
(b) Make a sign diagram for the second derivative.
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X =
X =
(c) Sketch the graph, showing all relative extreme points and inflection points.
y
401
IP
IP
IP
20/
IP
-4
– X
-2
2
– X
4
-4
-2
2
4
-20
-20
O
-40-
O
-40Math