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其他解决方法
ci(4087,9,2,19)
使用公式 A=P(1+r/n)(nt),其中 P=4,087、r=9%、n=2、t=19。
P=4087,r=9%,n=2,t=19
9100=0.09
A=P(1+r/n)(nt)
Nextcomputer/n,nt,and(1+r/n)(nt).
rn=0.045
nt=38
(1+r/n)(nt)
r/n=0.045,nt=38,(1+r/n)(nt)=5.3262192144.
(1+0.045)38=5.3262192144
5.3262192144
A=21768.26
21768.26
4,087⋅5.3262192144=21768.26.
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