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计算:8(72+1)(74+1)(78+1)(716+1)(732+1).
人气:107 ℃ 时间:2020-02-06 01:43:12
解答
原式=(7+1)(7−1)(72+1)6•(74+1)(716+1)(78+1)=16(72-1)(72+1)(74+1)(78+1)(716+1)(732+1)=16(74-1))(74+1)(78+1)(716+1)(732+1)=16(78-1)(78+1)(716+1)(732+1)=16(716-1)...
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