11. 如图所示的矩形ABCDABCDABCD中,EEE,FFF满足BE→=EC→\overrightarrow{BE}=\overrightarrow{EC}BE=EC,CF→=2FD→,G\overrightarrow{CF}=2\overrightarrow{FD},GCF=2FD,G为EFEFEF的中点,若AG→=λAB→+μAD→\overrightarrow{AG}=\lambda \overrightarrow{AB}+\mu \overrightarrow{AD}AG=λAB+μAD,则λμ\lambda \muλμ的值为((( )))