| 1 |
| 3 |
| ||
| cosx+2 |
| 1 |
| x |
| 1 |
| x0 |
| 1 |
| 2 |
| 1 |
| x02 |
| 1 |
| x2 |
| ||
| cosx+2 |
| 1 |
| 3 |
| 1 |
| 3 |
| 1 |
| x |
| 1 |
| x0 |
| 1 |
| 2 |
| 1 |
| x02 |
| 1 |
| 2 |
| 1 |
| x2 |
| 1 |
| 2 |
| 2 |
| x3 |
| 1 |
| 2 |
| 2 |
| x3 |
| 1 |
| 2 |
| 1 |
| x2 |
| 1 |
| 2 |
| 1 |
| x02 |
| 9 |
| 8 |
| 9 |
| 8 |
| x | (-∞,a-1) | a-1 | (a-1,a+1) | a+1 | (a+1,+∞) |
| f'(x) | + | 0 | - | 0 | + |
| f(x) | 极大值 | 极小值 |
| ||
| cosx+2 |
| ||
| (cosx+2)2 |
| 2π |
| 3 |
| 2π |
| 3 |
| 2π |
| 3 |
| 2π |
| 3 |
| 2π |
| 3 |
| 2 |
| 7 |
科目:高中数学 来源: 题型:
| 1+x2 |
| 1+(1-x)2 |
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