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Ответ

Ответ дан
MaksMolchDmitr

Ответ:

2

Объяснение:

Наименьшее значение функции квадратного трехчлена в вершине этой параболы т.к. ветви вверх:

y_{min} =f(y_0)

y_0=-b/2a=-(-6)/2=3

y_{min}=y(3)=9  - 18 + 11 = 2

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