Предмет: Математика, автор: lyuza2364

Помогите пожалуйста, плизззз​

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Автор ответа: konstantsya
1

Ответ: (-1,5; 13,25)

Пошаговое объяснение:

Х вершины=3/(-1*2)=-1,5

У вершины = - (-1,5)^2-3*(-1,5)+11=

-2,25+4,5+11= - 2,25+15,5=13,25

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