1 |
4 |
2 |
2×3 |
4 |
3×5 |
8 |
5×9 |
2n |
(2n-1+1)(2n+1) |
1 |
4 |
1 |
4 |
1 |
2 |
1 |
x+1 |
x2+x+2 |
2(x+1) |
1 |
2 |
7 |
4 |
1 |
x+1 |
x[2ax+(2a-1)] |
x+1 |
x |
x+1 |
x[2ax+(2a-1)] |
x+1 |
1 |
2a |
1 |
2a |
1 |
2 |
1 |
2a |
1 |
2 |
1 |
2a |
1 |
2a |
x[2ax+(2a-1)] |
x+1 |
2n |
(2n-1+1)(2n+1) |
1 |
2n-1+1 |
1 |
2n+1 |
2 |
2×3 |
4 |
3×5 |
8 |
5×9 |
2n |
(2n-1+1)(2n+1) |
2 |
2×3 |
4 |
3×5 |
8 |
5×9 |
2n |
(2n-1+1)(2n+1) |
2 |
2×3 |
4 |
3×5 |
8 |
5×9 |
2n |
(2n-1+1)(2n+1) |
1 |
2 |
1 |
3 |
1 |
3 |
1 |
5 |
1 |
5 |
1 |
9 |
1 |
2n-1+1 |
1 |
2n+1 |
1 |
2 |
1 |
2n+1 |
2 |
2×3 |
4 |
3×5 |
8 |
5×9 |
2n |
(2n-1+1)(2n+1) |
2 |
2×3 |
4 |
3×5 |
8 |
5×9 |
2n |
(2n-1+1)(2n+1) |
2 |
2×3 |
4 |
3×5 |
8 |
5×9 |
2n |
(2n-1+1)(2n+1) |
1 |
2 |
1 |
3 |
1 |
3 |
1 |
5 |
1 |
5 |
1 |
9 |
1 |
2n-1+1 |
1 |
2n+1 |
1 |
2 |
1 |
2n+1 |
2 |
2×3 |
4 |
3×5 |
8 |
5×9 |
2n |
(2n-1+1)(2n+1) |
科目:高中数学 来源: 题型:
a-x2 |
x |
1 |
2 |
1 |
4 |
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