The vertex coordinates of quadratic function are known,

Y = a (X-H) ^ 2 + K vertex formula
First, it is transformed into a general formula, and then it is solved by the formula,
The analytic formula is y = a (x-x1) (x-x2)
Where X1 = H + (√ (- AK)) / A
x2=h-(√(-ak))/a

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