求高人帮助用归纳法证明以下两题,求高人解答用归纳法证明下面两题,急第一题:2²+4²+……2(2n)²=2n(n+1)(2n+1)/3第二题:1/2!+2/3!+……n/(n+1)!=1-[1/(n+1)!]
来源:学生作业帮助网 编辑:作业帮 时间:2024/07/07 16:56:21
![求高人帮助用归纳法证明以下两题,求高人解答用归纳法证明下面两题,急第一题:2²+4²+……2(2n)²=2n(n+1)(2n+1)/3第二题:1/2!+2/3!+……n/(n+1)!=1-[1/(n+1)!]](/uploads/image/z/12461145-33-5.jpg?t=%E6%B1%82%E9%AB%98%E4%BA%BA%E5%B8%AE%E5%8A%A9%E7%94%A8%E5%BD%92%E7%BA%B3%E6%B3%95%E8%AF%81%E6%98%8E%E4%BB%A5%E4%B8%8B%E4%B8%A4%E9%A2%98%2C%E6%B1%82%E9%AB%98%E4%BA%BA%E8%A7%A3%E7%AD%94%E7%94%A8%E5%BD%92%E7%BA%B3%E6%B3%95%E8%AF%81%E6%98%8E%E4%B8%8B%E9%9D%A2%E4%B8%A4%E9%A2%98%2C%E6%80%A5%E7%AC%AC%E4%B8%80%E9%A2%98%EF%BC%9A2%26sup2%3B%2B4%26sup2%3B%2B%E2%80%A6%E2%80%A62%EF%BC%882n%EF%BC%89%26sup2%3B%3D2n%28n%2B1%29%282n%2B1%29%2F3%E7%AC%AC%E4%BA%8C%E9%A2%98%EF%BC%9A1%2F2%21%2B2%2F3%21%2B%E2%80%A6%E2%80%A6n%2F%28n%2B1%29%21%3D1-%5B1%2F%28n%2B1%29%21%5D)
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来源:学生作业帮助网 编辑:作业帮 时间:2024/07/07 16:56:21