数学题:这个式子是不是某个数的平方
- 时间:2020-05-11 16:38:51
- 分类:数学世界
- 阅读:136 次
数学题:
1+1×2+1×2×3+1×2×3×4+1×2×3×4×5+1×2×3×4×5×6,
这个算式的得数能否是某个数的平方?
这题怎么做?
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