Question

Решите систему уравнений​

Answer 1

Ответ:

Объяснение:

$\displaystyle\bf\\\left \{ {{x-y=1} \atop {\dfrac{1}{y} -\dfrac{1}{x} =\dfrac{1}{6} }} \right. \ \ \ \ \left \{ {{x-y=1} \atop {\dfrac{x-y}{xy} =\dfrac{1}{6} }} \right.\ \ \ \ \left \{ {{x-y=1} \atop {\dfrac{1}{xy} =\dfrac{1}{6} }} \right. \ \ \ \ \left \{ {{x-y=1} \atop {xy=6 }} \right. \\\\\\\left \{ {{x=y+1} \atop {y(y+1)=6}} \right. \ \ \ \ \left \{ {{x=y+1} \atop {y^2+y-6=0}} \right.\ \ \ \ \left \{ {{x=y+1} \atop \bigg[\left {y=-3} \atop {y=2}} \right. }} \right.$

Ответ: (-2; -3);  (3; 2)