Question

Решите систему уравнений❤

Answer 1

$\left \{ {{x^2-4=0} \atop {xy=6}} \right. \left \{ {{x^2=4} \atop {xy=6}} \right. \left \{ {{x_{1-2}=б \sqrt{4} } \atop {xy=6}} \right. \left \{ {{x_1=2;x_2=-2; \atop {y_1*2=6;y_2*(-2)=6}} \right. \left \{ {{x_1=2;x_2=-2; \atop {y_1=6:2;y_2*=6:(-2)}} \right. \\ \left \{ {{x_1=2;x_2=-2; \atop {y_1=3;y_2=-3}} \right.$
Ответ: (2;3), (-2;-3)