[中學] 50!總共有幾個零(不是尾巴後面!!)
如題目~
朋友問了我一題
50!一共有幾個零,不是尾巴跟幾個,是展開後的數字總共有幾個
我一直在思考~這能算嗎!!
是不是他聽錯題目= =
請各位幫我解答一下這個能解嗎
不然我一直被嘲笑化學系博士般連高中數學都不會OTZ
謝謝!
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