問(wèn)題已解決
麻煩老師回答一下。我不是很理解
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學(xué)員你好,具體哪一問(wèn)呢?
2022 03/22 08:02
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84785001 ![](/wenda/_nuxt/img/reply1.d92ea43.png)
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2022 03/22 08:04
1.2.4我都不會(huì)
媛媛 ![](/wenda/_nuxt/img/reply2.28c7604.png)
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2022 03/22 08:09
需要等等哦,因?yàn)轭}目計(jì)算量較大,老師做完發(fā)你哦
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84785001 ![](/wenda/_nuxt/img/reply1.d92ea43.png)
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2022 03/22 08:13
謝謝老師
媛媛 ![](/wenda/_nuxt/img/reply2.28c7604.png)
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2022 03/22 10:08
第一問(wèn)
3年后投資總額=1000*1.05^3+1000*1.05^2+1000*1.05^1=3310.125
一次投入現(xiàn)值=3000*1.05^3=3472.875
媛媛 ![](/wenda/_nuxt/img/reply2.28c7604.png)
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2022 03/22 10:21
第二問(wèn)=3310.125/(P/A,0.05,3)=764.56
第四問(wèn)
1000/1.05+1000/1.05^2+1000/1.05^3+1200/1.05^4=3710.49 大于3310.125,所以再三到四年之間
所以=3+586.87/987.24=3.60年
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