这是一道英语的数学题,请大家帮忙! 谢谢了!
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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.
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.
![这是一道英语的数学题,请大家帮忙! 谢谢了!](/uploads/image/z/4031206-70-6.jpg?t=%E8%BF%99%E6%98%AF%E4%B8%80%E9%81%93%E8%8B%B1%E8%AF%AD%E7%9A%84%E6%95%B0%E5%AD%A6%E9%A2%98%2C%E8%AF%B7%E5%A4%A7%E5%AE%B6%E5%B8%AE%E5%BF%99%21+%E8%B0%A2%E8%B0%A2%E4%BA%86%21)
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