Предмет: Геометрия, автор: Zull

Составить уравнение директрисы параболы
у^2-4y-12x+16=0.
Ответ должен получится  x=-2.

Zull: знаю) так немного
Zull: у меня наоборот математика вообще не прет)) долго врубаюсь в нее)
Zull: что делать?
Zull: http://znanija.com/task/11948075 слушай, а можешь помочь еще с этим заданием?
Zull: если не затруднит)

Ответы

Автор ответа: dobryajalizka
1
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