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Precalculus/Functions as Models
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System Of Equations For Polynomial Models

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Suppose the method of finite differences indicates that a given set of data can be modeled by a polynomial of degree 2, with the general form y = ax2 + bx + c. How many equations are required in the system of equations used to solve for a, b, and c?
A

2

B

3

C

4

D

1

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