Sketch the graph and show all local extrema and inflection points.f(x) = -x4 + 4x2 - 4
A. Local maxima: (-
, 0), (
, 0)
Local minimum: (0, -4)
No inflection points
B. Local maxima: (-
, 0), (
, 0)
Inflection points: 
, 
C. Local minima: (-
, 0), (
, 0)
Local maximum: (0, 4)
Inflection point: 
, 
D. Local maxima: (-
, 0), (
, 0)
Local minimum: (0, -4)
Inflection points: 
, 
Answer: D
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A. f-1(x) = x3 - 1
B. f-1(x) = (x - 1)3
C. f-1(x) = (x + 1)3
D. f-1(x) = 
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What will be an ideal response?