Ответ Автор - RAMINL1984 {3x+y+4=0{x²-y²=2{y=-3x-4{x²-y⅜=2x²-(-3x-4)²=2x=-3/2y=-3*(-3/2)-4y=1/2(x.y)=(-3/2,1/2){3*(-3/2)+1/2+4=0{(-3/2)²-(1/2)²=2{0=0 => }2=2(x.y)=(-3/2,1/2)