若实数x,y满足条件(x+y-2≥0 x-y+1≥0 x≤1)则 (x+2y)/(x+y)的最小值为集

问题描述:

若实数x,y满足条件(x+y-2≥0 x-y+1≥0 x≤1)则 (x+2y)/(x+y)的最小值为

(x+2y)/(x+y)的最小值为3/2.