|
1 |
3 |
A.895 | B.896 | C.897 | D.898 |
1 |
3 |
|
1 |
3 |
1 |
3 |
4 |
3 |
4 |
3 |
4 |
3 |
1 |
3 |
1 |
3 |
1 |
3 |
1 |
3 |
1 |
3 |
4 |
3 |
1 |
3 |
4 |
3 |
1 |
3 |
4 |
3 |
A.an=2+sinnx | B.an=
| |||||||||||
C.an=(
| D.an=
|
A.a1=2,an+1=-2an+3 | B.a1=2,an+1=
| ||
C.a1=2,an+1=arctanan+1 | D.a1=2,an+1=2
|
1 |
2 |
1 |
3 |
1 |
n2 |
A.1项 | B.k项 | C.2k项 | D.2k+1项 |
| ||
3 |
| ||
8 |
| ||
a+b |
| ||
24 |
A.(21,-5) | B.(-21,5) | C.(-
| D.(
|
3+n2 |
4 |
A.第3项 | B.第4项 | C.第5项 | D.第6项 |
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