Предмет: Алгебра, автор: Lera2333

1)Найдите точки пересечения графиков функций
у=х и у=х^2-2

Ответы

Автор ответа: qwerty91a
0
x^2-2=x
x^2-x-2=0
x1=2 x2=-1 т.к y=x то,
y1=2 y2=-1
значит точки пересечения (2;2) и (-1;-1)
Автор ответа: Lera2333
0
Спасибо
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