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120
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100
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濮撳悕锛?/p>
___________
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3
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30
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1
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2
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3
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A
锛?
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锛?/p>
4
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x=2
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m
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锛?/p>
6
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5
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2
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-6
5
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0
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锛?/p>
x
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锛?/p>
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2
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x
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y
2
+x
2
y
1
鐨勫�间负锛?/p>
锛?/p>
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锛庯梗
6
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9
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锛?/p>
0
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锛?/p>
9
6
锛庡鍥撅紙
1
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2
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锛?/p>
7
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2
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A
锛?/p>
1
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b
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0
a
b
c
飥?/p>
飥?/p>
飥?/p>
C
锛?/p>
0
a
b
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飥?/p>
D
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1
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飥?/p>
8
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纭竵姝ｉ潰
鏈濅笂鐨勬鐜囦负锛?/p>
锛?/p>
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1
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锛?/p>
A
锛?/p>
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锛?/p>
9
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A
锛?/p>
2 B
锛?/p>
3
C
锛?/p>
4 D
锛?/p>
5
涓?/p>
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锛紟
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1
4
3
4
1
2