According to the problem, the symmetry axis of parabola is x=6.

Let the parabola be y = a (x-6) 2+5.

Points (0, 2) are replaced.

2=36a+5

The solution is a =-112.

So the parabola is y = (-112) (x-6) 2+5.

The quadratic resolution function is y = (-112) x 2+x+2.

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