Determine which of the following four functions might be used as a model for the data: linear: 
quadratic: 
quadratic: 
polynomial, not quadratic or linear. IA Robotics
Year
A. f(x) = ax2 + bx + c, a > 0
B. f(x) = mx + b
C. Polynomial, not quadratic or linear
D. f(x) = ax2 + bx + c, a < 0
Answer: C
Mathematics
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