Vì \(\left(x+y\right)^{2016}\ge0;\left|y-34\right|^{2018}\ge0\)
\(\Rightarrow\left(x+y\right)^{2016}+\left|y-34\right|^{2018}\ge0\)
Dấu "=" xảy ra <=> \(\orbr{\begin{cases}\left(x+y\right)^{2016}=0\\\left|y-34\right|^{2018}=0\end{cases}\Rightarrow\orbr{\begin{cases}x+y=0\\y-34=0\end{cases}\Rightarrow}\orbr{\begin{cases}x=-34\\y=34\end{cases}}}\)