| a-1 |
| x |
| 1 |
| 2 |
| 1 |
| 2 |
| 1 |
| 3 |
| 1 |
| n |
| n |
| 2(n+1) |
| a-1 |
| x |
| 1 |
| 2 |
| 1 |
| 2 |
| 1 |
| x |
| n+1 |
| n |
| 1 |
| 2 |
| 1 |
| x |
| k+1 |
| k |
| 1 |
| 2 |
| 1 |
| k |
| 1 |
| k+1 |
| 1 |
| x |
| 1 |
| x2 |
| a-1 |
| x |
| a-1 |
| x2 |
| 1 |
| x |
| ax2-x-(a-1) |
| x2 |
a(x-1)(x-
| ||
| x2 |
| 1 |
| 2 |
| 1-a |
| a |
| 1 |
| 2 |
| 1 |
| 2 |
| 1 |
| x |
| 1 |
| 2 |
| 1 |
| x |
| n+1 |
| n |
| k+1 |
| k |
| k+1 |
| k |
| 1 |
| 2 |
| k+1 |
| k |
| k |
| k+1 |
| 1 |
| 2 |
| 1 |
| k |
| 1 |
| k+1 |
| 1 |
| 2 |
| 1 |
| k |
| 1 |
| k+1 |
| 1 |
| 2 |
| 1 |
| k |
| 1 |
| k+1 |
| 1 |
| 2 |
| 1 |
| 2 |
| 1 |
| 3 |
| 1 |
| n |
| 1 |
| 2(n+1) |
| 1 |
| 2 |
| 1 |
| 2 |
| 1 |
| 3 |
| 1 |
| n |
| 1 |
| 2(n+1) |
| 1 |
| 2 |
| 1 |
| 3 |
| 1 |
| n |
| n |
| 2(n+1) |
科目:高中数学 来源: 题型:
| OA |
| OB |
| OC |
A、(
| ||||||||||||
B、2(
| ||||||||||||
C、(
| ||||||||||||
D、2(
|
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科目:高中数学 来源: 题型:
| x2 |
| a2 |
| y2 |
| b2 |
| 3 |
| ON |
| OA |
| OB |
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