2015
骞寸寤虹渷娉夊窞甯備腑鑰冩暟瀛﹁瘯鍗?/p>
鍙傝�冪瓟妗堜笌璇曢瑙ｆ瀽
涓�銆侀�夋嫨棰橈紙鍏?/p>
7
灏忛锛屾瘡灏忛
3
鍒嗭紝婊″垎
21
鍒嗭級
1
锛?/p>
锛?/p>
3
鍒嗭級
锛?/p>
2015
鈥?/p>
娉夊窞锛夛梗
7
鐨勫�掓暟鏄紙
锛?/p>
A
锛?/p>
7
B
锛?/p>
锕?/p>
7
C
锛?/p>
D
锛?/p>
锕?/p>
瑙ｏ細锕?/p>
7
鐨勫�掓暟鏄梗
锛屾晠閫夛細
D
锛?/p>
鐐硅瘎锛?/p>
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2
锛?/p>
锛?/p>
3
鍒嗭級
锛?/p>
2015
鈥?/p>
娉夊窞锛夎绠楋細
锛?/p>
ab
2
锛?/p>
3
=
锛?/p>
锛?/p>
A
锛?/p>
3ab
2
B
锛?/p>
ab
6
C
锛?/p>
a
3
b
6
D
锛?/p>
a
3
b
2
瑙ｏ細
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ab
2
锛?/p>
3
=a
3
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b
2
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3
=a
3
b
6
鏁呴�?/p>
C
3
锛?/p>
锛?/p>
3
鍒嗭級
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2015
鈥?/p>
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x+2
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0
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B
锛?/p>
C
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D
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x+2
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0
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x
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锕?/p>
2
锛?/p>
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鏁呴�夛細
D
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4
锛?/p>
锛?/p>
3
鍒嗭級
锛?/p>
2015
鈥?/p>
娉夊窞锛夌敳銆佷箼銆佷笝銆佷竵鍥涗汉鍙傚姞璁粌锛岃繎鏈熺殑
10
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13.2
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閫夋墜
鐢?/p>
涔?/p>
涓?/p>
涓?/p>
鏂瑰樊锛堢
2
锛?/p>
0.020
0.019
0.021
0.022
鍒欒繖鍥涗汉涓彂鎸ユ渶绋冲畾鐨勬槸锛?/p>
锛?/p>
A
锛?/p>
鐢?/p>
B
锛?/p>
涔?/p>
C
锛?/p>
涓?/p>
D
锛?/p>
涓?/p>
瑙ｏ細鈭?/p>
0.019
锛?/p>
0.020
锛?/p>
0.021
锛?/p>
0.022
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B
锛?/p>
5
锛?/p>
锛?/p>
3
鍒嗭級
锛?/p>
2015
鈥?/p>
娉夊窞锛?/p>
濡傚浘锛?/p>
鈻?/p>
ABC
娌跨潃鐢辩偣
B
鍒扮偣
E
鐨勬柟鍚戯紝
骞崇Щ鍒?/p>
鈻?/p>
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锛?/p>
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BC=5
锛?/p>
EC=3
锛?/p>
閭ｄ箞骞崇Щ鐨勮窛绂讳负锛?/p>
锛?/p>
A
锛?/p>
2
B
锛?/p>
3
C
锛?/p>
5
D
锛?/p>
7
瑙ｏ細鏍规嵁骞崇Щ鐨勬�ц川锛?/p>
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=BE=5
锕?/p>
3=2
锛?/p>
鏁呴�?/p>
A
锛?/p>
6
锛?/p>
锛?/p>
3
鍒嗭級
锛?/p>
2015
鈥?/p>
娉夊窞锛夊凡鐭?/p>
鈻?/p>
ABC
涓紝
AB=6
锛?/p>
BC=4
锛岄偅涔堣竟
AC
鐨勯暱鍙兘鏄笅鍒楀摢涓�?/p>
锛?/p>
锛?/p>
A
锛?/p>
1
1
B
锛?/p>
5
C
锛?/p>
2
D
锛?/p>
1