| x2 |
| a2 |
| y2 |
| b2 |
| 1 |
| 2 |
| PM |
| PB |
| c |
| a |
| 1 |
| 2 |
| b2 |
| a |
| S△F1BF2 | ||
|
| S△F1BF2 |
| a+c |
| S△F1AF2 | ||
|
| S△F1AF2 |
| a+c |
| PM |
| PB |
|
| PM |
| PB |
| 135 |
| 64 |
| c |
| a |
| 1 |
| 2 |
| b2 |
| a |
| 3 |
| x2 |
| 4 |
| y2 |
| 3 |
| S△F1BF2 | ||
|
| S△F1BF2 |
| a+c |
| S△F1AF2 | ||
|
| S△F1AF2 |
| a+c |
| SF1I2F1I1 |
| S△AF1B |
| SF1I1F2+SF1I2F2 |
| S△F1BE+S△F1AF2 |
| ||
| S△F1BF1+S△F1AF2 |
| c |
| a+c |
| 1 |
| 3 |
| PM |
| PB |
| 3 |
| 2 |
| 3 |
| 2 |
| PM |
| PB |
| 9 |
| 4 |
|
| 8k2 |
| 4k2+3 |
| 4k2-12 |
| 4k2+3 |
| PM |
| PB |
| PM |
| PB |
| x | 2 0 |
| x | 2 0 |
(4
| ||||
| 4k2+3 |
| x | 2 0 |
| x | 2 0 |
|
|
| PM |
| PB |
| 9 |
| 4 |
| 135 |
| 64 |
| 11 |
| 8 |
| PM |
| PB |
| 9 |
| 4 |
| 135 |
| 64 |
| 11 |
| 8 |
| PM |
| PB |
| 135 |
| 64 |
科目:高中數(shù)學 來源: 題型:
lg5•lg8000+(lg2
| ||||
lg600-
|
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| π |
| 2 |
| π |
| 4 |
| 3π |
| 4 |
| π |
| 3 |
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