Tina desposits a sum of money from a bank at an interest rate of 12% p.a.
compounded quarterly. If she earns an interest os $1970 after 3.5 years, find
the sum of money she deposits.
answer: $8500
(I want the 式)
中二百分率.....(easy)
2008-04-27 8:46 pm
回答 (1)
2008-04-27 9:53 pm
✔ 最佳答案
Let P be the sumP(1+12%/4)^(3.5*4)-P=1970
P(1.03^14-1)=1970
P=1970/(1.03^14-1)=3843.23 (not 8500? easy?)
收錄日期: 2021-04-15 14:58:31
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