Ta có:
\(\left(x-3\right)^{2012}\)>=0
\(^{\left(3y-12\right)^{2014}}\)>=0
Mà \(\left(x-3\right)^{2012}\)+\(^{\left(3y-12\right)^{2014}}\)<=0
=>\(\left(x-3\right)^{2012}\)=0 =>X-3=0 =>x=3
=>\(^{\left(3y-12\right)^{2014}}\)=0 =>3y-12=0 =>3y=12 =>y=4
Vậy x=3;y=4