Предмет: Алгебра, автор: sofamarkova756

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Автор ответа: mmb1
1

уравнение прямой

y = kx + b в общем виде

k = (y-b)/x

так как график проходит через центр, то b=0

k=y/х

найдем пару точек, которые точно ясны на графике при x=-2 y =4 или при x=2 y=-4

k=4/(-2) = (или -4/2) = - 2

Ответ k=-2

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