问题已解决
請問老師,這個(gè)第三步是怎么推算出來的?
FAILED
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同學(xué),你好
年金現(xiàn)值系數(shù)=[1-(1+i)^-n]/i
復(fù)利現(xiàn)值系數(shù)=1/(1+i)^n
2023 07/04 16:16
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文靜老師 
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2023 07/04 16:18
所以復(fù)利現(xiàn)值系數(shù)=1-年金現(xiàn)值系數(shù)*折現(xiàn)率
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文靜老師 
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2023 07/04 16:25
代入公式第二部變形得出第三步
[原始投資額-殘值收入*(1-年金現(xiàn)值系數(shù)*折現(xiàn)率)? Σ年?duì)I運(yùn)成本現(xiàn)值]/年金現(xiàn)值系數(shù)=(原始投資額-殘值收入?殘值收入*年金現(xiàn)值系數(shù)*折現(xiàn)率? Σ年?duì)I運(yùn)成本現(xiàn)值)/年金現(xiàn)值系數(shù)=第三步
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