1 |
a1a2 |
1 |
a2a3 |
1 |
anan+1 |
kn+b |
a1an+1 |
a | 21 |
a | 2n+1 |
1 |
d |
1 |
a1 |
1 |
a2 |
1 |
a2 |
1 |
a3 |
1 |
an |
1 |
an+1 |
kn+b |
a1an+1 |
1 |
d |
nd |
a1an+1 |
kn+b |
a1an+1 |
1 |
a1a2 |
1 |
a2a3 |
1 |
anan+1 |
n |
a1an+1 |
1 |
a1a2 |
1 |
a1a2 |
1 |
a1a2 |
1 |
a2a3 |
1 |
an-1an |
n-1 |
a1an+1 |
1 |
anan+1 |
1 |
a1 |
n |
an+1 |
n-1 |
an |
a | 21 |
a | 2n+1 |
M |
rsinθ-rcosθ |
n |
rsinθ-rcosθ |
n |
(a1+an)n |
2 |
(n+1)cosθ+(n-1)sinθ |
2 |
| ||
2 |
M |
| ||
2 |
M(n2+1) |
| ||
2 |
M(n2+1) |
1 |
n(n+1) |
9 |
10 |
x |
n+1 |
y |
n |
A.36 | B.45 | C.50 | D.55 |
1 |
f(n)+2 |
A.
| B.
| C.
| D.
|
nπ |
3 |
nπ |
3 |
A.2013 | B.0 | C.
| D.
|
2nπ |
3 |
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