1 |
4 |
2 |
2×3 |
4 |
3×5 |
8 |
5×9 |
2n |
(2n-1+1)(2n+1) |
1 |
4 |
1 |
4 |
1 |
4 |
1 |
2 |
1 |
x+1 |
(x+2)(x-1) |
2(x+1) |
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) |
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x |
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2 |
1 |
4 |
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