把-1,+2,-3,+4,-5,+6,-7,+8,-9填入下边的方格内,使得每行、每列、每一斜对角上的三个数都满足:(1)三个数的乘积都是负数;(2)三个数绝对值的和都相等(下图为九宫格)
来源:学生作业帮助网 编辑:作业帮 时间:2024/08/27 02:54:20
![把-1,+2,-3,+4,-5,+6,-7,+8,-9填入下边的方格内,使得每行、每列、每一斜对角上的三个数都满足:(1)三个数的乘积都是负数;(2)三个数绝对值的和都相等(下图为九宫格)](/uploads/image/z/1116169-25-9.jpg?t=%E6%8A%8A-1%2C%2B2%2C-3%2C%2B4%2C-5%2C%2B6%2C-7%2C%2B8%2C-9%E5%A1%AB%E5%85%A5%E4%B8%8B%E8%BE%B9%E7%9A%84%E6%96%B9%E6%A0%BC%E5%86%85%2C%E4%BD%BF%E5%BE%97%E6%AF%8F%E8%A1%8C%E3%80%81%E6%AF%8F%E5%88%97%E3%80%81%E6%AF%8F%E4%B8%80%E6%96%9C%E5%AF%B9%E8%A7%92%E4%B8%8A%E7%9A%84%E4%B8%89%E4%B8%AA%E6%95%B0%E9%83%BD%E6%BB%A1%E8%B6%B3%EF%BC%9A%EF%BC%881%EF%BC%89%E4%B8%89%E4%B8%AA%E6%95%B0%E7%9A%84%E4%B9%98%E7%A7%AF%E9%83%BD%E6%98%AF%E8%B4%9F%E6%95%B0%EF%BC%9B%EF%BC%882%EF%BC%89%E4%B8%89%E4%B8%AA%E6%95%B0%E7%BB%9D%E5%AF%B9%E5%80%BC%E7%9A%84%E5%92%8C%E9%83%BD%E7%9B%B8%E7%AD%89%EF%BC%88%E4%B8%8B%E5%9B%BE%E4%B8%BA%E4%B9%9D%E5%AE%AB%E6%A0%BC%EF%BC%89)
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来源:学生作业帮助网 编辑:作业帮 时间:2024/08/27 02:54:20