Предмет: Алгебра, автор: KsenyaRo

Помогите!!!!!!! срочно!!!!

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Ответы

Автор ответа: Santyo
0
9)В
( (x-x0)^2+(y-y0)^2=R^2 ,O(x0;y0).Здесь подставляешь координаты точки О с учетом знаков, и радиус, потом сверяешь с ответами)
10)Б
(просто надо подставить координаты в уравнение, если правая и левая части совпадают то лежит, если не совпадают то не лежит)
Автор ответа: KsenyaRo
0
спасибо
Автор ответа: KsenyaRo
0
у меня ещё задания
Автор ответа: KsenyaRo
0
пожалуйста помогите, я уже опубликовала след. вопрос)
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