∫ | n+12 |
1 |
x-1 |
1 |
2 |
| | 0-4 |
1 |
2 |
| | 30 |
25 |
2 |
∫ | n+12 |
1 |
x-1 |
∫ | 21 |
∫ | 21 |
1 |
x |
∫ | 21 |
A.f(S1)<f(S2)<f(S3) | B.f(S3)<f(S2)<f(S1) |
C.f(S2)<f(S1)<f(S3) | D.f(S3)<f(S1)<f(S2) |
x |
A.1 | B.
| C.
| D.
|
|
∫ | a-2 |
1 |
x |
A.1n2-
| B.1-1n2 | C.2-1n2 | D.2-21n2 |
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