问题已解决
老师,这道题怎么解呢?
![](https://member.chinaacc.com/homes/resources/images/home/avatar/9.jpg)
![](/wenda/_nuxt/img/iconWarn.60bd4fe.jpg)
![](https://pic1.acc5.cn/016/04/23/77_avatar_middle.jpg?t=1714293858)
同学您好,答案是第二个b
2023 08/07 00:51
![](https://pic1.acc5.cn/016/04/23/77_avatar_middle.jpg?t=1714293858)
王小龙老师 ![](/wenda/_nuxt/img/reply2.28c7604.png)
![](/wenda/_nuxt/img/reply2.28c7604.png)
2023 08/07 00:56
投产后每年NCF=300+1000/5=500(万元),设动态回收期为n:则:(P/A,10%,n)=1000/500=2,由于:(P/A,10%,2)=1.7355,(P/A,10%,3)=2.4869,所以有:(n-2)/(3-2)=(2-1.7355)/(2.4869-1.7355),解得:动态回收期n=2
![](https://pic1.acc5.cn/016/04/23/77_avatar_middle.jpg?t=1714293858)
王小龙老师 ![](/wenda/_nuxt/img/reply2.28c7604.png)
![](/wenda/_nuxt/img/reply2.28c7604.png)
2023 08/07 00:57
同学您好,解得动态回收期2.35