問題已解決
總共1000元 第一天得1000*0.001=1 第二天得(1000-1)*0.001=0.999 第三天得 (1000-1-0.999)*0.001 以此類推 每天得(總的-之前已經(jīng)得的)*0.001 問:第30天得多少的直接公式是什么
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1000*(1-0.1%)^30,你好直接公式是這個哈
2022 09/15 18:22
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2022 09/15 18:26
前30天合計得多少的公式是什么
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2022 09/15 18:33
你好,這個其實已經(jīng)是累計的結(jié)果了哦,那
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2022 09/15 18:34
如果你這邊要合計的話就是在這個基礎(chǔ)上加上1000*(30-1)
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2022 09/15 18:37
加上1000*(30-1)=29000?我最多累計得1000 啊
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2022 09/15 18:38
明白,我把本金也給你算進去了。因為我以為你要每天的本金。那如果不算本金,第一個回復就是累計哈
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2022 09/15 18:38
那個整體就是30天合計的復利
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2022 09/15 18:44
你的公式 1000*(1-0.1%)^=999 實際我只得1啊
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2022 09/15 18:44
第一天都對不上呢
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2022 09/15 18:46
對上了呀,你看第一天是1,然后這個公式得出來就是999,相當于就是1000-1=999
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2022 09/15 18:48
1000-1000*(1-0.1%)^n 這是第n天得的 還是n天一共得的?
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2022 09/15 19:24
你好,如果是這樣的話,那第30天的直接公式是這個(1000*(1-0.1%)^(30-1))*0.1%
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2022 09/15 19:25
前30天累計得的公式是什么呢
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2022 09/15 19:26
我再想一下30天累計的是多少,你稍等
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2022 09/15 19:55
你好,我這邊能想到的公式就是這樣表示,(1000*∑(1-0.1%)^(i-1))*0.1% ,∑的上面是就是30,下面就是i=1。
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2022 09/15 19:55
在Excel上能表示嗎
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2022 09/15 19:59
你稍等,我回去用電腦把公式畫出來給你??赡苄枰酝?/div>
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2022 09/15 20:00
好的 謝謝
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2022 09/15 22:54
你好,具體看插入的圖片哈
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2022 09/16 10:10
求和符號上的30 在Excel單元格怎么輸入呢
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2022 09/16 10:23
你好,這個我這邊昨天測試了一下,在excel也不太懂怎么輸入,如果你這邊需要一個累計金額,可以直接把30天的數(shù)據(jù)拉出來,我這邊匯總金額拉出來是29.5690327369143,這個金額沒有包含本金1000
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2022 09/16 10:26
老師 麻煩幫我想個辦法 我有很多組1000的本金數(shù) 每組數(shù)的天數(shù)不一 這樣拉量太大了
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2022 09/16 11:09
暫時無法幫到你,可能偏數(shù)學一點,非常抱歉。
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