題目列表(包括答案和解析)
OP |
1 |
2 |
OA |
1 |
2 |
OB |
1 |
4a |
x2 |
16 |
y2 |
9 |
x2 |
35-λ |
y2 |
10-λ |
OP |
i |
j |
k |
i |
j |
k |
OP |
i |
j |
k |
OP |
j |
OP |
i |
1 |
x |
2 |
y |
2 |
OP |
i |
j |
k |
OQ |
i |
j |
k |
PQ |
k |
PQ |
OP |
OM |
i |
j |
k |
OQ |
i |
j |
k |
OR |
i |
j |
k |
x |
a |
y |
b |
z |
c |
OP |
i |
j |
k |
OM |
i |
j |
k |
ON |
i |
j |
k |
PM |
j |
PN |
j |
PM |
PN |
OP |
1 |
2 |
OA |
1 |
2 |
OB |
1 |
4a |
x2 |
16 |
y2 |
9 |
x2 |
35-λ |
y2 |
10-λ |
x2 |
4 |
OE1 |
e1 |
OE2 |
e2 |
OP |
e1 |
e2 |
i |
j |
a |
i |
j |
b |
i |
j |
a |
b |
OP |
OA |
OB |
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