3 |
6 |
-4
| ||
3
|
12 |
4 |
| ||||
|
5 |
2 |
2 |
6 |
3 |
1 |
2 |
2 |
|
3
|
5 |
5 |
1 |
2 |
2 |
3 |
3 |
4 |
2 |
27 |
|
|
(a-3)2 |
| ||||
|
| ||||
|
6 |
6 |
3 |
6 |
2 |
-4
| ||
3
|
4
| ||
21 |
12 |
4 |
12×4 |
3 |
| ||||
|
| ||||
2
|
| ||
2 |
5 |
5 |
5 |
2 |
2 |
6 |
3 |
1 |
2 |
2 |
3 |
3
| ||
2 |
|
3
|
|
3 |
11 |
5 |
5 |
1 |
2 |
2 |
3 |
3 |
4 |
2 |
27 |
| ||
2 |
| ||
2 |
3
| ||
4 |
9
| ||
4 |
| ||
4 |
11
| ||
4 |
|
|
a |
b |
b |
a |
a2+2ab+b2 |
ab |
(a-3)2 |
(
| ||||||||
(
|
6 |
6 |
6 |
6 |
科目:初中數(shù)學 來源: 題型:
1 |
2 |
3.988 |
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