绮惧績鏁寸悊
2010
骞村北涓滅渷楂樿�冩暟瀛﹁瘯鍗凤紙鐞嗙锛?/p>
鍙傝�冪瓟妗堜笌璇曢瑙ｆ瀽
涓�銆侀�夋嫨棰橈紙鍏?/p>
12
灏忛锛屾瘡灏忛
5
鍒嗭紝婊″垎
60
鍒嗭級
1
锛?/p>
锛?/p>
5
鍒嗭級
锛?/p>
2010?
灞变笢锛夊凡鐭ュ叏闆?/p>
U=R
锛岄泦鍚?/p>
M={x||x
锕?/p>
1|鈮?}
锛屽垯
C
U
M=
锛?/p>
锛?/p>
A
锛?/p>
{x|
锕?/p>
1
锛?/p>
x
锛?/p>
3}
B
锛?/p>
{x|
锕?/p>
1鈮鈮?}
C
锛?/p>
{x|x
锛滐梗
1
锛屾垨
x
锛?/p>
3}
D
锛?/p>
{x|x鈮?/p>
锕?/p>
1
锛屾垨
x鈮?}
銆愯�冪偣銆?/p>
琛ラ泦鍙婂叾杩愮畻锛?/p>
銆愪笓棰樸�?/p>
闆嗗悎锛?/p>
銆愬垎鏋愩�?/p>
鐢遍鎰忓叏闆?/p>
U=R
锛岄泦鍚?/p>
M={x||x
锕?/p>
1|鈮?}
锛岀劧鍚庢牴鎹氦闆嗙殑瀹氫箟鍜岃繍绠楁硶鍒欒繘琛岃绠楋紟
銆愯В绛斻�?/p>
瑙ｏ細鍥犱负闆嗗悎
M={x||x
锕?/p>
1|鈮?}={x
|
锕?/p>
1鈮鈮?}
锛屽叏闆?/p>
U=R
锛?/p>
鈭?/p>
C
U
M={x|x
锛滐梗
1
锛屾垨
x
锛?/p>
3}
锛?/p>
鏁呴�?/p>
C
锛?/p>
銆愮偣璇勩�?/p>
鏈鑰冩煡闆嗗悎鐨勮ˉ闆嗚繍绠楋紝浠ュ強绠�鍗曠殑鍚粷瀵瑰�肩殑涓嶇瓑寮忕殑姹傝В锛屽睘瀹规槗棰橈紟
2
锛?/p>
锛?/p>
5
鍒嗭級
锛?/p>
2010?
灞变笢锛夊凡鐭?
锛屽叾涓?/p>
i
涓鸿櫄鏁板崟浣嶏紝鍒?/p>
a+b=
锛?/p>
锛?/p>
A
锛庯梗
1 B
锛?/p>
1
C
锛?/p>
2
D
锛?/p>
3
銆愯�冪偣銆?/p>
澶嶆暟浠ｆ暟褰㈠紡鐨勬贩鍚堣繍绠楋紟
銆愪笓棰樸�?/p>
鏁扮郴鐨勬墿鍏呭拰澶嶆暟锛?/p>
銆愬垎鏋愩�?/p>
鍏堝寲绠�澶嶆暟锛屽啀鍒╃敤澶嶆暟鐩哥瓑锛岃В鍑?/p>
a
銆?/p>
b
锛屽彲寰楃粨鏋滐紟
銆愯В绛斻�?/p>
瑙ｏ細鐢?/p>
寰?/p>
a+2i=bi
锕?/p>
1
锛屾墍浠ョ敱澶嶆暟鐩哥瓑鐨勬剰涔夌煡
a=
锕?/p>
1
锛?/p>
b=2
锛屾墍浠?/p>
a+b=1
鍙﹁В锛氱敱
寰楋梗
ai+2=b+i
锛?/p>
a
锛?/p>
b
鈭?/p>
R
锛?/p>
锛屽垯锕?/p>
a=1
锛?/p>
b=2
锛?/p>
a+b=1
锛?/p>
鏁呴�?/p>
B
锛?/p>
銆愮偣璇勩�?/p>
鏈鑰冩煡澶嶆暟鐩哥瓑鐨勬剰涔夈�佸鏁扮殑鍩烘湰杩愮畻锛屾槸鍩虹棰橈紟
3
锛?/p>
锛?/p>
5
鍒嗭級
锛?/p>
2010?
灞变笢锛夊湪绌洪棿锛屼笅鍒楀懡棰樻纭殑鏄紙
锛?/p>
A
锛庡钩琛岀洿绾跨殑骞宠鎶曞奖閲嶅悎
B
锛庡钩琛屼簬鍚屼竴鐩寸嚎鐨勪袱涓钩闈㈠钩琛?/p>
C
锛庡瀭鐩翠簬鍚屼竴骞抽潰鐨勪袱涓钩闈㈠钩琛?/p>
D
锛庡瀭鐩翠簬鍚屼竴骞抽潰鐨勪袱鏉＄洿绾垮钩琛?/p>
銆愯�冪偣銆?/p>
绌洪棿涓洿绾夸笌骞抽潰涔嬮棿鐨勪綅缃叧绯伙紟
銆愪笓棰樸�?/p>
绌洪棿浣嶇疆鍏崇郴涓庤窛绂伙紟
銆愬垎鏋愩�?/p>
鐢辩┖闂寸洿绾夸笌骞抽潰鐨勪綅缃叧绯诲強绾块潰鍨傜洿涓庡钩琛岀殑鍒ゅ畾涓庢�ц川瀹氱悊锛?/p>
鍙互寰堝鏄撳緱鍑虹瓟妗堬紟
銆愯В绛斻�?/p>
瑙ｏ細骞宠鐩寸嚎鐨勫钩琛屾姇褰遍噸鍚堬紝杩樺彲鑳藉钩琛岋紝
A
閿欒锛?/p>
骞宠浜庡悓涓�鐩寸嚎鐨勪袱涓钩闈㈠钩琛岋紝涓や釜骞抽潰鍙兘鐩镐氦锛?/p>
B
閿欒锛?/p>
鍨傜洿浜庡悓涓�骞抽潰鐨勪袱涓钩闈㈠钩琛岋紝鍙兘鐩镐氦锛?/p>
C
閿欒锛?/p>
鏁呴�?/p>
D
锛?/p>
銆愮偣璇勩�?/p>
鏈鑰冩煡绌洪棿鐩寸嚎涓庡钩闈㈢殑浣嶇疆鍏崇郴鍙婄嚎闈㈠瀭鐩翠笌骞宠鐨勫垽瀹氫笌鎬ц川锛屽睘鍩虹棰橈紟
4
锛?/p>
锛?/p>
5
鍒嗭級
锛?/p>
2010?
灞变笢锛夎
f
锛?/p>
x
锛変负瀹氫箟鍦?/p>
R
涓婄殑濂囧嚱鏁帮紝褰?/p>
x鈮?
鏃讹紝
f
锛?/p>
x
锛?/p>
=2
x
+2x+b
锛?/p>
b
涓哄父鏁帮級
锛?/p>
鍒?/p>
f
锛堬梗
1
锛?/p>
=
锛?/p>
锛?/p>
A
锛庯梗
3 B
锛庯梗
1 C
锛?/p>
1
D
锛?/p>
3
銆愯�冪偣銆?/p>
濂囧嚱鏁帮紟
銆愪笓棰樸�?/p>
鍑芥暟鐨勬�ц川鍙婂簲鐢紟