Given A=[35252535]A=\begin{bmatrix}\frac{3}{5}&\frac{2}{5}\\\frac{2}{5}&\frac{3}{5}\end{bmatrix}A=[53525253] and x=[20]x=\begin{bmatrix}2\\0\end{bmatrix}x=[20]. If limn→∞Anx=[ab]\lim_{n\to\infty}A^nx=\begin{bmatrix}a\\b\end{bmatrix}limn→∞Anx=[ab], what is 2a+b2a+b2a+b?
