1 |
3 |
1 |
2 |
1 |
4 |
1 |
3 |
1 |
4 |
1 |
6 |
1 |
5 |
1 |
5 |
1 |
2 |
1 |
4 |
1 |
3 |
1 |
4 |
1 |
6 |
1 |
2 |
1 |
3 |
1 |
6 |
1 |
4 |
1 |
4 |
1 |
4 |
1 |
5 |
5 |
2 |
1 |
25 |
24 |
25 |
1 |
8 |
3 |
25 |
22 |
25 |
A.被减数一定大于差 |
B.两数的和一定大于每一个加数 |
C.积一定比每一个因数大 |
D.两数相等,它们的绝对值一定相等 |
1 |
2 |
A.-4 | B.4 | C.-1 | D.1 |
b |
a |
A.2个 | B.3个 | C.4个 | D.5个 |
1 |
8 |
1 |
3 |
1 |
4 |
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