Sketch the graph and show all relative extrema and inflection points.y = x4 - 2x2 + 3
A. 
Relative maximum: (0, 3)
Relative minima: (-1, 2), (1, 2)
Inflection points: 
, 
B. 
Relative maximum: (0, 3)
Relative minima: (-1, 2), (1, 2)
Inflection points: 
, 
C. 
Relative minimum: (0, -3)
Relative maxima: (-1, -2), (1, -2)
Inflection points: 
, 
D. 
Relative maximum: (0, 3)
Relative minimum: 
Inflection point: 
Answer: A
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A. 5.9 mph B. 1.5 mph C. 3.7 mph D. 5.5 mph
Evaluate the expression.
4
A. - 
B. -81
C. 81
D. 
Find the perimeter of the following.
A. 380 feet B. 255 inches C. 130 inches D. 380 inches