電腦用什麼軟體可以算這類題目?
(2k)! + 2(2k-1)! + ...... + 2^(k-1) (k+1)! + 2^k k!
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k! (k-1)! 1! 0!
請問像是這種題目的話
我要用何種軟體寫程式來計算
讓我可以只要輸入一個K
答案就會跑出來
謝謝^^
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