不对,答案是10281.40098
(1+20%)^40=1469.771568
1469.771568-1=1468.771568
1468.771568*1.4=2056.280195
2056.280195/20%=10281.40098
约为1万
不对,答案是10281.40098
(1+20%)^40=1469.771568
1469.771568-1=1468.771568
1468.771568*1.4=2056.280195
2056.280195/20%=10281.40098
约为1万