| 1 |
| 2 |
| 3 |
| OS |
| OT |
| 3 |
| 3 |
| x2 |
| a2 |
| y2 |
| b2 |
| 3 |
| c |
| a |
1-
|
| y2+y1 |
| x2-x1 |
| OS |
| OT |
| 3 |
| 3 |
| x2 |
| a2 |
| y2 |
| b2 |
|
|
| x2 |
| 4 |
| y2 |
| 3 |
|
| y2+y1 |
| x2-x1 |
| y2(x2-x1) |
| y2+y1 |
| 2x1x2+4(x1+x2) |
| x1+x2+8 |
| 32k2 |
| 4k2+3 |
| 64k2-12 |
| 4k2+3 |
| (128k2-24)+4×(-32k2) |
| -32k2+8(4k2+3) |
|
| 8m2 |
| 4m2+3 |
| 4m2-12 |
| 4m2+3 |
| 9m2 |
| 4m2+3 |
| OS |
| OT |
| 5m2+12 |
| 4m2+3 |
| 5 |
| 4 |
| 33 |
| 4(4m2+3) |
| OS |
| OT |
| 5 |
| 4 |
| 3 |
| 2 |
| 3 |
| 2 |
| OS |
| OT |
| 5 |
| 4 |
| OS |
| OT |
| 5 |
| 4 |
科目:高中數(shù)學 來源: 題型:
| 1 |
| 2 |
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