Thread: 如何加總算出sigma(1到n)
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jefferson jefferson is offline
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Default 如何*總算出sigma(1到n)
在Excel如何*總算出 sigma ( 1 到 n),
不使用儲**,要能直接在儲**內輸 公式而得到*總值的.
例如:
sigma(1,3)=6 *為 1+2+3 = 6
或
sigma(2,5)=14 *為 2+3+4+5 = 14
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