Question

a) y = x + 1; xy = x²;​

Answer 1

Ответ: (0;1).

Объяснение:

$\displaystyle\\\\\left \{ {{y=x+1} \atop {xy=x^2}} \right. \ \ \ \ \ \ \left \{ {{y=x+1} \atop {x*(x+1)=x^2}} \right.\ \ \ \ \ \ \left \{ {{y=x+1} \atop {x^2+x=x^2}} \right.\ \ \ \ \ \ \left \{ {{y=1} \atop {x=0}} \right. .$