| OA |
| OB |
| OC |
| OA |
| 3 |
| 2 |
| OB |
| OC |
| 0 |
| 1 |
| 6 |
| 1 |
| 3 |
| OA |
| OB |
| OC |
| OA |
| 3 |
| 2 |
| OB |
| OC |
| 0 |
| 3 |
| 2+3x |
| 3 |
| 2+3x |
| 3 |
| 2+3x |
| 3 |
| 2 |
| OA |
| OB |
| OC |
| OA |
| 3 |
| 2 |
| OB |
| OC |
| 0 |
| OA |
| 3 |
| 2 |
| OB |
| OC |
| 3 |
| 2 |
| 3 |
| 2 |
| 3 |
| 2 |
| 3 |
| 2+3x |
| 3 |
| 2+3x |
| 3 |
| 2+3x |
| 3 |
| 2+3x |
| 3 |
| 2+3x |
| 2x+3x2 |
| 3 |
| 3 |
| 2+3x |
| 3x |
| 2+3x |
| 1 |
| 6 |
| 1 |
| 3 |
| 3 |
| 2x+3x2 |
| 1 |
| 3 |
| 2+6x |
| 2x+3x2 |
| 2+3x |
| 3x |
| 3(2+3x)-3x•3 |
| (2+3x)2 |
| 2 |
| x(2+3x) |
| 1 |
| 6 |
| 1 |
| 3 |
| 1 |
| 6 |
| 1 |
| 3 |
| 5 |
| 36 |
| 1 |
| 3 |
| 3 |
| 2 |
| 3 |
| 2 |
| 3 |
| 2 |
| 3 |
| 2+3x |
| 9x2-1 |
| 2+3x |
| (3x-1)(3x+1) |
| 2+3x |
| x | 0 | (0,
|
|
(
|
1 | ||||||
| ?φ'(x) | 小于0 | 0 | 大于0 | ||||||||
| ?φ(x) | ln2 | 單調(diào)遞減 | 取極小值ln3-
|
單調(diào)遞增 | ln5-
|
| 1 |
| 2 |
| 1 |
| 2 |
| 1 |
| 2 |
| 5 | ||
2
|
| 1 |
| 2 |
| 25 |
| 4e |
| 1 |
| 2 |
| 25 |
| 4×3 |
| 1 |
| 2 |
| 1 |
| 2 |
| 1 |
| 2 |
科目:高中數(shù)學 來源: 題型:
| OA |
| OB |
| OC |
| OA |
| 3 |
| 2 |
| OB |
| OC |
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科目:高中數(shù)學 來源: 題型:
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科目:高中數(shù)學 來源: 題型:
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科目:高中數(shù)學 來源: 題型:
| OA |
| OB |
| OC |
| OA |
| OB |
| OC |
| OA |
| OB |
| 3 |
| 2+3x |
| OC |
| 0 |
| 1 |
| 6 |
| 1 |
| 3 |
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