-b±
| ||
| 2a |
2±
| ||
| 2 |
| 3 |
| 3 |
| 3 |
-b±
| ||
| 2a |
-3±
| ||
| 4 |
-3+
| ||
| 4 |
-3-
| ||
| 4 |
-b±
| ||
| 2a |
4±
| ||
| 4 |
2±
| ||
| 2 |
2+
| ||
| 2 |
2-
| ||
| 2 |
-b±
| ||
| 2a |
-6±
| ||
| 2 |
| 6 |
| 6 |
| 6 |
-b±
| ||
| 2a |
-2n±
| ||
| 2a |
-2n±2
| ||
| 2a |
-n±
| ||
| a |
-n±
| ||
| a |
科目:初中數(shù)學 來源: 題型:
| x-3 |
| 4 |
| x-4 |
| 3 |
| 1 |
| 2 |
| x+1 |
| 4 |
| 2x-1 |
| 6 |
| x+3 |
| 4 |
| x-3 |
| 2 |
| 0.4x-0.1 |
| 0.5 |
| 0.1+0.2x |
| 0.3 |
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