=SUM(MAX((E10-2000)*0.05*{1,2,3,4,5,6,7,8,9}-25*{0,1,5,15,55,1...答:3,4,5,6,7,8,9}-25*{0,1,5,15,55,135,255,415,615},0)是个人所得税计算公式,等同于IF嵌套函数,=IF((E10-2000)<=500,(E10-2000)*0.05,IF((E10-2000)<=2000,(E10-2000)*0.1-25)……),=SUM(MAX((E10-2000)*0.05*{1,2,3,4,5,6,7,8,9}-25*{0,1,5,...