1 |
2 |
3-2n |
2n+1 |
3-2 |
4 |
3-2n |
2n+1 |
1 |
2 |
3-2n |
2n+1 |
1 |
2 |
3-2×1 |
22 |
3-2×2 |
23 |
3-2×3 |
24 |
3-2×(n-1) |
2n |
1 |
2 |
1 |
22 |
3-2×1 |
23 |
3-2×2 |
24 |
3-2×3 |
25 |
3-2×(n-2) |
2n |
3-2×(n-1) |
2n+1 |
1 |
2 |
1 |
2 |
1 |
22 |
1 |
23 |
1 |
2n-1 |
5-2n |
2n+1 |
1 |
2 |
1 |
22 |
1 |
2n-2 |
5-2n |
2n |
2n-1 |
2n |
1 |
2 |
2n-1 |
2n |
|
|
10 |
(2n-7)(3n-19) |
© 2017-2019 超级试练试题库,All Rights Reserved.