a |
b |
a |
b |
a |
b |
a |
b |
b |
a |
b |
a |
b |
(
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a |
b |
b |
a |
b |
b |
a |
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b |
b |
a |
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b |
a |
b |
a |
b |
b |
a |
b |
a |
b |
OC |
a |
b |
π |
12 |
AP |
3 |
2 |
PB |
A.(
| B.(8,-15) | ||||||||
C.(
| D.(
|
a |
b |
c |
c |
a |
b |
A.(-2,-3) | B.(-3,+∞) |
C.(-∞,-3)∪(-3,+∞) | D.[-2,-3) |
a |
b |
a |
b |
A.1 | B.5 | C.6 | D.9 |
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