∵四边形ABCD是平行四边形，∴AB∥CD，AB=CD，AD=BC，∴△FBE∽△FCD，∴FBFC＝BECD．∵AB=8，AD=6，AE=x，CF=y，∴BE=8-x，BF=y-6．∴y−6y＝8−x8，∴y=48x．∵0＜x＜8，∴列表为：x2346y=48/...