Предмет: Алгебра, автор: bogdancepyr

найдите координаты точек симметричных точкам M относительно : 1)оси OX; 2)оси OY; 3)начала координат, если M(2;-3)

Ответы

Автор ответа: dtnth

1

Ответ:

1) (2;3); 2(-2;-3); 3( -2;3)

Объяснение:

C(a;b) - симметрична точка относительно оси ОХ: C'(a;-b)

- симметрична точка относительно оси ОY: C'(-a;b)

- симметрична точка относительно центра координат: C'(-a;-b)

M(2;-3)

1) (2;3); 2(-2;-3); 3( -2;3)

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