观察下列算式:1³=(1)²,1³+2³=9=(1+2)²,1³+2³+3³=36=(1+2+3)²,1³+2³+3³+4³=100=(1+2+3+4)² …那么第100个算式是什么?第n个呢?
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![观察下列算式:1³=(1)²,1³+2³=9=(1+2)²,1³+2³+3³=36=(1+2+3)²,1³+2³+3³+4³=100=(1+2+3+4)² …那么第100个算式是什么?第n个呢?](/uploads/image/z/1803446-62-6.jpg?t=%E8%A7%82%E5%AF%9F%E4%B8%8B%E5%88%97%E7%AE%97%E5%BC%8F%EF%BC%9A1%26sup3%3B%3D%281%29%26sup2%3B%2C1%26sup3%3B%2B2%26sup3%3B%3D9%3D%EF%BC%881%2B2%EF%BC%89%26sup2%3B%2C1%26sup3%3B%2B2%26sup3%3B%2B3%26sup3%3B%3D36%3D%EF%BC%881%2B2%2B3%EF%BC%89%26sup2%3B%2C1%26sup3%3B%2B2%26sup3%3B%2B3%26sup3%3B%2B4%26sup3%3B%3D100%3D%EF%BC%881%2B2%2B3%2B4%EF%BC%89%26sup2%3B+%E2%80%A6%E9%82%A3%E4%B9%88%E7%AC%AC100%E4%B8%AA%E7%AE%97%E5%BC%8F%E6%98%AF%E4%BB%80%E4%B9%88%3F%E7%AC%ACn%E4%B8%AA%E5%91%A2%3F)
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