Choose the inequality that matches the graph.
A. y > 
x2 + 4x + 6
B. y ? 
x2 + 4x + 6
C. y ? 
x2 + 4x + 6
D. y < 
x2 + 4x + 6
Answer: A
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A. Relative minimum = 
B. Saddle point = 
C. Saddle point = 
relative maximum = 
D. Relative maximum = 
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