Question

Срочно! Вычислите систему уравнений. ​

Answer 1

$left { {{5x^{log_{5} (x-y)} =1} atop {3^{x}-3^{y} =6log_{2} 8}} right. left { {{x-y=1} atop {3^{x}-3^{y} =6log_{2} 2^{3} }} right. left { {{x=1+y} atop {3^{x}-3^{y} =18}} right. \3^{1+y} -3^{y} =18\3^{y} =9\y=2\x=1+2=3\(x;y)=(3;2)$