OA |
OB |
OP |
OQ |
OP |
OQ |
OA |
OB |
OAk |
BA |
a |
b |
OP |
PA |
OA |
OP |
OA |
PA |
OQ |
OAk |
OA |
AkA |
a |
k |
n |
a |
b |
OA1 |
OA2 |
OAn-1 |
OAk |
a |
k |
n |
a |
b |
BA |
a |
b |
OP |
PA |
OA |
OP |
OA |
PA |
a |
1 |
3 |
BA |
a |
1 |
3 |
a |
b |
2 |
3 |
a |
1 |
3 |
b |
OQ |
OA |
2 |
3 |
BA |
a |
2 |
3 |
a |
b |
1 |
3 |
a |
2 |
3 |
b |
OA1 |
OA2 |
OAn-1 |
n-1 |
2 |
a |
n-1 |
2 |
b |
OA1 |
OA |
A1A |
a |
1 |
n |
a |
b |
n-1 |
n |
a |
1 |
n |
b |
OA2 |
OA |
A2A |
a |
2 |
n |
a |
b |
n-2 |
n |
a |
2 |
n |
b |
OAn-1 |
OA |
An-1A |
a |
n-1 |
n |
a |
b |
1 |
n |
a |
n-1 |
n |
b |
OA1 |
OA2 |
OAn-1 |
n-1 |
n |
n-2 |
n |
1 |
n |
a |
n-1 |
n |
n-2 |
n |
1 |
n |
b |
n-1 |
2 |
a |
n-1 |
2 |
b |
OAk |
OA |
AkA |
a |
k |
n |
a |
b |
n-k |
n |
a |
k |
n |
b |
科目:高中数学 来源: 题型:
x2 |
4 |
10 |
3 |
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科目:高中数学 来源: 题型:
OA |
a |
OB |
b |
a |
b |
OP |
OQ |
OP |
OQ |
OA |
OB |
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科目:高中数学 来源: 题型:解答题
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科目:高中数学 来源:2010年上海市上海中学高三数学综合练习试卷(4)(解析版) 题型:解答题
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