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标题: 一道数学 [打印本页]

作者: happypigfy 时间: 2007-6-20 06:44 标题: 一道数学

2000 is deposited into a savings account that earns interest at the rate of 10 percent per year, compounded semiannually. How much money will there be in the account at the end of one year?

我的式子是2000（1＋10％）平方
怎么答案是2205??

作者: ballparks 时间: 2007-6-20 14:11

10 percent是年利息，以半年复利计

2000*(1+10%/2)²⁼2205

作者: happypigfy 时间: 2007-6-20 20:48

xie  xie  !@!

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