

Tìm x,y thuộc Z sao cho
a.[tex]\left ( x+\sqrt{y} \right )^{2}\doteq 2016+2017\sqrt{2}[/tex]
b.[tex]\left ( x+y\sqrt{3} \right )^{2}=6+7\sqrt{3}[/tex]
a.[tex]\left ( x+\sqrt{y} \right )^{2}\doteq 2016+2017\sqrt{2}[/tex]
b.[tex]\left ( x+y\sqrt{3} \right )^{2}=6+7\sqrt{3}[/tex]