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这是一道英语的数学题,请大家帮忙! 谢谢了!16. Maggie deposits a sum of money in a bank at an interest rate of 7% p.a. compounded half-yearly.If the interest she received after 3 years is 1834, find the principal.
题目详情
这是一道英语的数学题,请大家帮忙! 谢谢了!
16. Maggie deposits a sum of money in a bank at an interest rate of 7% p.a. compounded half-yearly.If the interest she received after 3 years is 1834, find the principal.
16. Maggie deposits a sum of money in a bank at an interest rate of 7% p.a. compounded half-yearly.If the interest she received after 3 years is 1834, find the principal.
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答案和解析
Let the pricipal be P
p*(1+0.07/2)^6=1834+P
1.22P=1834+P
P=7999.81=8000
p*(1+0.07/2)^6=1834+P
1.22P=1834+P
P=7999.81=8000
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