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The table shows the coordinates of several points on the graph of a polynomial.




x y

-4 9

-3 1

-2 -5

-1 -7

0 4

1 2

2 5

3 0

4 -6




According to the table, which point is a root of this polynomial?

A(3, 0)
B(2, 5)
C(-1, -7)
D(0, -4)

Verified Answer :

MissPhiladelphia

The roots of an equation is determined at the point where its graph passes the x-axis. In other words, the roots of the function is/are its x-intercepts. From the data points, that would be (3,0). So, the answer is A.

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