ΔΔΔΔΔΔ∛∛∛∛∛∛∛㏒㏒㏒㏒㏒㏒㏒㏒㏒㏒㏒㏒㏒㏒㏒㏒㏒㏒㏒㏒㏒㏒㏒㏒㏒㏒㏒㏒㏒[tex] \left \{ {{y=2} \atop {x=2}} \right. \left \{ {{y=2} \atop {x=2}} \right. \left \{ {{y=2} \atop {x=2}} \right. \left \{ {{y=2} \atop {x=2}} \right. \left \{ {{y=2} \atop {x=2}} \right. \left \{ {{y=2} \atop {x=2}} \right. \left \{ {{y=2} \atop {x=2}} \right. [/tex]fsfsdf