a |
b |
c |
a |
b |
A.(-∞,-3)∪(-3,+∞) | B.{-3} |
C.(-3,+3) | D.(0,+∞) |
a |
b |
a |
b |
PA |
PB |
PC |
0 |
AB |
AC |
AP |
A.2 | B.3 | C.4 | D.5 |
OA |
OB |
AP |
PB |
A.(2,-4) | B.(
| C.(
| D.(-2,4) |
CM |
CA |
CB |
A.1 | B.2 | C.3 | D.4 |
a |
b |
a |
b |
b |
A.
| B.
| C.2
| D.2
|
AB |
BC |
CD |
BC |
DA |
A.2 | B.0 | C.
| D.-2 |
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