1 |
2 |
x+y |
1+xy |
1 |
2 |
2xn | ||
1+
|
1 |
5 |
1 |
11 |
1 |
n2+3n+1 |
1 |
n+2 |
2xn | ||
1+
|
xn+xn |
1+xnxn |
x | 2 n |
2xn | ||
1+
|
1 |
2 |
2xn | ||
1+
|
1 |
2 |
2xn | ||
1+
|
xn+xn |
1+xnxn |
f(xn+1) |
f(xn) |
0+0 |
1+0 |
x-x |
1-x2 |
1 |
k2+3k+1 |
1 |
(k+1)(k+2)-1 |
| ||
1-
|
| ||||
1-
|
1 |
k2+3k+1 |
1 |
k+1 |
1 |
k+2 |
1 |
k+1 |
1 |
k+2 |
n |
![]() |
k=1 |
1 |
k2+3k+1 |
1 |
2 |
1 |
n+2 |
1 |
n+2 |
1 |
5 |
1 |
11 |
1 |
n2+3n+1 |
1 |
n+2 |
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