鏁板璇曞嵎
鍗椾含甯傛骇姘村尯
2019
骞翠腑鑰冩暟瀛︿竴妯¤瘯鍗?/p>
涓�銆侀�夋嫨棰?/p>
锛堟湰澶ч鍏辨湁
6
灏忛锛屾瘡灏忛
2
鍒嗭紝鍏辫
12
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1
锛?/p>
锛?/p>
2
鍒嗭級
锛?/p>
2019
鈥?/p>
婧ф按鍖轰竴妯★級涓嬮潰鐨勬暟涓紝涓庯梗
2
鐨勫拰涓?/p>
0
鐨勬槸锛?/p>
锛?/p>
A
锛?/p>
2
B
锛?/p>
锕?/p>
2
C
锛?/p>
D
锛?/p>
鑰冪偣
锛?/p>
鏈?/p>
鐞嗘暟鐨勫姞娉曪紟
鍒嗘瀽锛?/p>
璁?/p>
杩欎釜鏁颁负
x
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x+
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锛?/p>
=0
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瑙?/p>
锛氳杩欎釜鏁颁负
x
锛岀敱棰樻剰寰楋細
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锛?/p>
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锛?/p>
x
锕?/p>
2=0
锛?/p>
x=2
锛?/p>
鏁呴�夛細
A
锛?/p>
鐐硅瘎锛?/p>
姝?/p>
棰樹富瑕佽�冩煡浜嗘湁鐞嗘暟鐨勫姞娉曪紝瑙ｇ瓟鏈鐨勫叧閿槸鐞嗚В棰樻剰锛屾牴鎹鎰忓垪鍑烘柟绋嬶紟
2
锛?/p>
锛?/p>
2
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锛?/p>
2019
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0.0000065
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0.0000065
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A
锛?/p>
6
.5
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10
锕?/p>
5
B
锛?/p>
6
.5
脳
10
锕?/p>
6
C
锛?/p>
6
.5
脳
10
锕?/p>
7
D
锛?/p>
6
5
脳
10
锕?/p>
6
鑰冪偣
锛?/p>
绉?/p>
瀛﹁鏁版硶
鈥?/p>
琛ㄧず杈冨皬鐨勬暟锛?/p>
鍒嗘瀽锛?/p>
缁?/p>
瀵瑰�煎皬浜?/p>
1
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a
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10
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n
锛?/p>
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鎸囨暟鐢卞師鏁板乏杈硅捣绗竴涓笉涓洪浂鐨勬暟瀛楀墠
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0
鐨勪釜鏁版墍鍐冲畾锛?/p>
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锛?/p>
0.0000065=6.5
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10
锕?/p>
6
锛?/p>
鏁呴�夛細
B
锛?/p>
鐐硅瘎锛?/p>
鏈?/p>
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a
脳
10
锕?/p>
n
锛屽叾涓?/p>
1
鈮?/p>
|a|
锛?/p>
10
锛?/p>
n
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0
鐨勪釜鏁版墍鍐冲畾锛?/p>
3
锛?/p>
锛?/p>
2
鍒嗭級
锛?/p>
2019
鈥?/p>
婧ф按鍖轰竴妯★級涓嬪垪杩愮畻姝ｇ‘鐨勬槸锛?/p>
锛?/p>
A
锛?/p>
B
锛?/p>
锛?/p>
锕?/p>
3
锛?/p>
2
=
锕?/p>
9
C
锛?/p>
2
锕?/p>
3
=8
D
锛?/p>
2
0
=0
鑰冪偣
锛?/p>
闆?/p>
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涓撻
锛?/p>
璁?/p>
绠楅锛?/p>
鍒嗘瀽锛?/p>
鍒?/p>
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0
鎸囨暟骞傜殑杩愮畻娉曞垯杩涜璁＄畻
鍗冲彲锛?/p>
瑙ｇ瓟锛?/p>
瑙?/p>
锛?/p>
A
銆佲埖
2
2
=4
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=2
锛屾晠鏈�夐」姝ｇ‘锛?/p>
B
銆?/p>
锛堬梗
3
锛?/p>
2
=9
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C
銆?/p>
2
锕?/p>
3
=
=
锛屾晠鏈�夐」閿欒锛?/p>
D
銆?/p>
2
0
=1
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鏁呴�?/p>
A
锛?/p>
鐐硅瘎锛?/p>
鏈?/p>
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0
鎸囨暟骞傜殑杩愮畻锛岀啛鐭ヤ互