2012
骞寸寤虹渷楂樿�冩暟瀛﹁瘯鍗凤紙鐞嗙锛?/p>
鍙傝�冪瓟妗堜笌璇曢瑙ｆ瀽
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10
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5
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50
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1
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锛?/p>
5
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锛?/p>
2012
鈥?/p>
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zi=1
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锛?/p>
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锛?/p>
锕?/p>
1
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i
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锛?/p>
1
锕?/p>
i
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锛?/p>
锕?/p>
1+i
D
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1
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i
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2
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5
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n
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1
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4
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n
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锛?/p>
1
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2
C
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3
D
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4
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n
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1
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1
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5
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1
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1
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3
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锛?/p>
5
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锛?/p>
2012
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A
锛?/p>
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0
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0
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2
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2
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=
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1
D
锛?/p>
a
锛?/p>
1
锛?/p>
b
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1
鏄?/p>
ab
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1
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鐢紟
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璁?/p>
绠楅锛?/p>
鍒嗘瀽锛?/p>
鍒?/p>
鐢ㄦ寚鏁板嚱鏁扮殑鍗曡皟鎬у垽鏂?/p>
A
鐨勬璇紱
閫氳繃鐗逛緥鍒ゆ柇锛屽叏绉板懡棰樺垽鏂?/p>
B
鐨勬璇紱