| 2 |
| 3 |
| 3 |
| 2 |
| 1 |
| bn•bn+1 |
| lim |
| n→∞ |
| 1 |
| b1 |
| 1 |
| b2 |
| 1 |
| bn |
| 2n+1 |
| 2 |
| 3 |
| 3 |
| 2 |
| 2•4•6…(2n) | ||
1•3•5…(2n-1)
|
| 2•4•6…(2n) | ||
1•3•5…(2n-1)
|
| 2 |
| 3 |
| 2 |
| 3 |
| 2 |
| 3 |
| 2 |
| 3 |
| 2 |
| 3 |
| 2 |
| 3 |
| 3 |
| 2 |
| 3 |
| 2 |
| 2 |
| 3 |
| 4 |
| 3 |
| 2 |
| 3 |
| 3 |
| 2 |
| 2 |
| 3 |
| 2 |
| 3 |
| 3 |
| 2 |
| 2 |
| 3 |
| 1 |
| bn•bn+1 |
| 1 |
| (2n-1)(2n+1) |
| 1 |
| 2 |
| 1 |
| 2n-1 |
| 1 |
| 2n+1 |
| lim |
| n→∞ |
| lim |
| n→∞ |
| 1 |
| 2 |
| 1 |
| 3 |
| 1 |
| 3 |
| 1 |
| 5 |
| 1 |
| 2n-1 |
| 1 |
| 2n+1 |
| lim |
| n→∞ |
| 1 |
| 2 |
| 1 |
| 2n+1 |
| 1 |
| 2 |
| 1 |
| b1 |
| 1 |
| b2 |
| 1 |
| bn |
| 2n+1 |
| 2 |
| 1 |
| 4 |
| 3 |
| 6 |
| 5 |
| 2n |
| 2n-1 |
| 2n+1 |
| 2•4•6…(2n) | ||
1•3•5…(2n-1)
|
| 2•4•6…(2n) | ||
1•3•5…(2n-1)
|
| f(n+1) |
| f(n) |
| 2•4•6…(2n)(2n+2) | ||
1•3•5…(2n-1)(2n+1)
|
1•3•5…(2n-1)
| ||
| 2•4•6…(2n) |
(2n+2)
| ||
(2n+1)
|
| 2n+2 | ||||
|
|
|
1+
|
2
| ||
| 3 |
2
| ||
| 3 |
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