婀栧崡甯堝ぇ闄勪腑楂樹竴(涓?鍏ュ�︽暟瀛﹁瘯鍗� - 鐧惧害鏂囧簱

鏂板缓

涓婁紶

棣栭〉

鍔╂墜

鏈�杩?/div>

璧勬枡搴?/div>

宸ュ叿

 

婀栧崡甯堝ぇ闄勪腑

2014-2015

瀛﹀勾楂樹竴锛堜笅锛夊叆瀛︽暟瀛﹁瘯鍗?/p>

 

涓�銆侀�夋嫨棰橈紙鍏?/p>

7

灏忛�橈紝姣忓皬棰�

5

鍒嗭紝婊″垎

35

鍒嗭級

 

1

锛庡凡鐭ラ泦鍚?/p>

A={x|x

2

锕?/p>

2x=0}

锛?/p>

B={0

锛?/p>

1

锛?/p>

2}

锛屽垯

A

鈭?/p>

B=

锛?/p>

 

 

锛?/p>

 

 

 

A

锛?/p>

 

{0} B

锛?/p>

 

{0

锛?/p>

1} 

C

锛?/p>

 

{

0

锛?/p>

2} 

D

锛?/p>

 {0

锛?/p>

1

锛?/p>

2} 

 

鑰冪偣锛?/p>

 

浜?/p>

闆嗗強鍏惰繍绠楋紟

 

涓撻�橈�?/p>

 

闆?/p>

鍚堬紟

 

鍒嗘瀽锛?/p>

 

瑙?/p>

鍑洪泦鍚?/p>

A

锛屽啀鐢变氦鐨勫畾涔夋眰鍑轰袱闆嗗悎鐨勪氦闆嗭紟

 

瑙ｇ瓟锛?/p>

 

瑙ｏ細鈭?/p>

A={x|x

2

锕?/p>

2x=0}={0

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2}

锛?/p>

B={0

锛?/p>

1

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2}

锛?/p>

 

鈭?/p>

A

鈭?/p>

B={0

锛?/p>

2} 

鏁呴�?/p>

C 

鐐硅瘎锛?/p>

 

鏈?/p>

棰樿�冩煡浜ょ殑杩愮畻锛岀悊瑙ｅソ浜ょ殑瀹氫箟鏄�瑙ｇ瓟鐨勫叧閿�锛?/p>

 

 

2

锛庤��

m

銆?/p>

n

鏄�涓ゆ潯涓嶅悓鐨勭洿绾匡�?/p>

伪

銆?/p>

尾

鏄�涓や釜涓嶅悓鐨勫钩闈�锛屽垯涓嬪垪鍛介�樻�ｇ‘鐨勬槸锛?/p>

 

 

锛?/p>

 

 

 

A

锛?/p>

 

鑻?/p>

m

鈭?/p>

伪

锛?/p>

n

鈭?/p>

伪

锛屽垯

m

鈭?/p>

n 

B

锛?/p>

 

鑻?/p>

m

鈭?/p>

伪

锛?/p>

m

鈭?/p>

尾

锛?/p>

鍒?/p>

伪

鈭?/p>

尾

 

 

 

C

锛?/p>

 

鑻?/p>

m

鈭?/p>

n

锛?/p>

m

鈯?/p>

伪

锛屽垯

n

鈯?/p>

伪

 

D

锛?/p>

 

鑻?/p>

m

鈭?/p>

伪

锛?/p>

伪

鈯?/p>

尾

锛?/p>

鍒?/p>

m

鈯?/p>

尾

 

 

鑰冪偣锛?/p>

 

绌?/p>

闂翠腑鐩寸嚎涓庡钩闈�涔嬮棿鐨勪綅缃�鍏崇郴锛涚┖闂翠腑鐩寸嚎涓庣洿绾夸箣闂寸殑浣嶇疆鍏崇郴锛涘钩闈�涓庡钩闈�涔嬮棿鐨?/p>

浣嶇疆鍏崇郴锛?/p>

 

涓撻�橈�?/p>

 

绌?/p>

闂翠綅缃�鍏崇郴涓庤窛绂伙�?/p>

 

鍒嗘瀽锛?/p>

 

鐢?/p>

鐩寸嚎涓庡钩闈㈠钩琛岀殑鎬ц川瀹氱悊鍒ゆ柇

A

鐨勬�ｈ��锛涚敤鐩寸嚎涓庡钩闈㈠钩琛岀殑鎬ц川瀹氱悊鍒ゆ柇

B

鐨勬�ｈ��锛�

鐢ㄧ嚎闈㈠瀭鐩寸殑鍒ゅ畾瀹氱悊鍒ゆ柇

C

鐨勬�ｈ��锛涢�氳繃闈㈤潰鍨傜洿鐨勫垽瀹氬畾鐞嗚繘琛屽垽鏂?/p>

D

鐨勬�ｈ��锛�

 

瑙ｇ瓟锛?/p>

 

瑙ｏ細

A

銆?/p>

m

鈭?/p>

伪

锛?/p>

n

鈭?/p>

伪

锛屽垯

m

鈭?/p>

n

锛?/p>

m

涓?/p>

n

鍙�鑳界浉浜や篃鍙�鑳藉紓闈�锛屾墍浠?/p>

A

涓嶆�ｇ‘锛�

 

B

銆?/p>

m

鈭?/p>

伪

锛?/p>

m

鈭?/p>

尾

锛屽垯

伪

鈭?/p>

尾

锛岃繕鏈?/p>

伪

涓?/p>

尾

鍙�鑳界浉浜わ紝鎵�浠?/p>

B

涓嶆�ｇ‘锛�

 

C

銆?/p>

m

鈭?/p>

n

锛?/p>

m

鈯?/p>

伪

锛屽垯

n

鈯?/p>

伪

锛屾弧瓒崇洿绾夸笌骞抽潰鍨傜洿鐨勬�ц川瀹氱悊锛屾晠

C

姝ｇ‘锛?/p>

 

D

銆?/p>

m

鈭?/p>

伪

锛?/p>

伪

鈯?/p>

尾

锛屽垯

m

鈯?/p>

尾

锛屼篃鍙�鑳�

m

鈭?/p>

尾

锛屼篃鍙�鑳�

m

鈭┪?/p>

=A

锛屾墍浠?/p>

D

涓嶆�ｇ‘锛�

 

鏁呴�?/p>

C

锛?/p>

 

鐐硅瘎锛?/p>

 

鏈?/p>

棰樹富瑕佽�冩煡绾跨嚎锛岀嚎闈�锛岄潰闈㈠钩琛屽叧绯诲強鍨傜洿鍏崇郴鐨勮浆鍖栵紝鑰冩煡绌洪棿鎯宠薄鑳藉姏鑳藉姏锛?/p>

 

 

3

锛庡渾锛?/p>

x+2

锛?/p>

2

+y

2

=4

涓庡渾锛?/p>

x

锕?/p>

2

锛?/p>

2

+

锛?/p>

y

锕?/p>

1

锛?/p>

2

=9

鐨勪綅缃�鍏崇郴涓猴�?/p>

 

 

锛?/p>

 

 

 

A

锛?/p>

 

鍐呭垏

 

B

锛?/p>

 

鐩?/p>

浜?/p>

 

C

锛?/p>

 

澶?/p>

鍒?/p>

 

D

锛?/p>

 

鐩哥��

 

 

鑰冪偣锛?/p>

 

鍦?/p>

涓庡渾鐨勪綅缃�鍏崇郴鍙婂叾鍒ゅ畾锛�

 

涓撻�橈�?/p>

 

鐩?/p>

绾夸笌鍦嗭紟

 

鍒嗘瀽锛?/p>

 

姹?/p>

鍑轰袱鍦嗙殑鍦嗗績鍜屽崐寰勶紝

璁＄畻涓ゅ渾鐨勫渾蹇冭窛锛?/p>

灏嗗渾蹇冭窛鍜屼袱鍦嗙殑鍗婂緞涔嬪拰鎴栧崐寰勪箣宸�浣滃�规瘮锛?/p>

鍒ゆ柇涓ゅ渾鐨勪綅缃�鍏崇郴锛�

 

瑙ｇ瓟锛?/p>

 

瑙ｏ細鍦嗭紙

x+2

锛?/p>

2

+y

2

=4

鐨勫渾蹇?/p>

C

1

锛堬梗

2

锛?/p>

0

锛?/p>

锛屽崐寰?/p>

r=2

锛?/p>

 

鍦嗭紙

x

锕?/p>

2

锛?/p>

2

+

锛?/p>

y

锕?/p>

1

锛?/p>

2

=9

鐨勫渾蹇?/p>

C

2

锛?/p>

2

锛?/p>

1

锛?/p>

锛屽崐寰?/p>

R=3

锛?/p>

 

涓ゅ渾鐨勫渾蹇冭窛

d=

=

锛?/p>