Определи координаты вершины параболы y=3,61x2−11,81.
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14.04.2020 17:05
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3
A(0; -11,81)
Пошаговое объяснение:
точка A(x;y) - вершина параболы
x = -b/2a = -0/2*3,61= 0
Чтобы узнать y, подставляем найденный x в уравнение, которым задана парабола
y= 3,61*0²-11.81 = -11,81 ⇒ A(0; -11,81)