()()()()()()()()()把-1,1,-3,4,-5,6,-7,8,-9填入括号内使得横、竖、斜角3个数都满足:(1)3数之积为负数(2)3数绝对值之和都相等

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()()()()()()()()()把-1,1,-3,4,-5,6,-7,8,-9填入括号内使得横、竖、斜角3个数都满足:(1)3数之积为负数(2)3数绝对值之和都相等
()()()
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把-1,1,-3,4,-5,6,-7,8,-9填入括号内使得横、竖、斜角3个数都满足:
(1)3数之积为负数
(2)3数绝对值之和都相等

()()()()()()()()()把-1,1,-3,4,-5,6,-7,8,-9填入括号内使得横、竖、斜角3个数都满足:(1)3数之积为负数(2)3数绝对值之和都相等
4 -3 8
-9 -5 -1
2 -7 6
题目中1应该是2