1
鏈熸湯妫�娴嬮
(
鏃堕棿锛?/p>
120
鍒嗛挓
婊″垎锛?/p>
120
鍒?/p>
)
涓�銆侀�夋嫨棰?/p>
(
姣忓皬棰?/p>
3
鍒嗭紝鍏?/p>
30
鍒?/p>
)
1
锛庝笅鍒楄繍绠楁纭殑鏄?/p>
(
C
)
A
锛?/p>
a
3
锛?/p>
a
2
锛?/p>
a B
锛?/p>
a
2
路
a
3
锛?/p>
a
6
C
锛?/p>
(a
3
)
2
锛?/p>
a
6
D
锛?/p>
(3a)
3
锛?/p>
9a
3
2.
25
鐨勭畻鏈钩鏂规牴鏄?/p>
(
A
)
A.
5 B
锛?/p>
5 C
锛幝?/p>
5 D
锛幝?/p>
5
3
锛庝笅鍒楄绠楁纭殑鏄?/p>
(
A
)
A
锛?/p>
(
锛?/p>
4a
锛?/p>
1)(4a
锛?/p>
1)
锛?/p>
1
锛?/p>
16a
2
B
锛?/p>
(x
锛?/p>
y)(x
2
锛?/p>
y
2
)
锛?/p>
x
3
锛?/p>
y
3
C
锛?/p>
(x
锛?/p>
2y)
2
锛?/p>
x
2
锛?/p>
2xy
锛?/p>
4y
2
D
锛?/p>
(x
锛?/p>
1)
2
锛?/p>
x
2
锛?/p>
1
4
锛庡鍥撅紝
AB
鈭?/p>
CD
锛岀偣
E
鍦?/p>
BC
涓婏紝涓?/p>
CD
锛?/p>
CE
锛屸垹
D
锛?/p>
74
掳锛屽垯鈭燘
鐨勫害鏁颁负
(
B
)
A
锛?/p>
68
掳
B
锛?/p>
32
掳
C
锛?/p>
22
掳
D
锛?/p>
16
掳
5
锛庨�傚悎涓嬪垪鏉′欢鐨勨柍ABC
涓紝鐩磋涓夎褰㈢殑涓暟涓?/p>
(
C
)
鈶?/p>
a
锛?/p>
6
锛?/p>
b
锛?/p>
8
锛?/p>
c
锛?/p>
10
锛涒憽a锛?/p>
3
锛?/p>
b
锛?/p>
4
锛?/p>
c
锛?/p>
6
锛涒憿鈭燗锛?/p>
32
掳锛屸垹
B
锛?/p>
58
掳锛涒懀a锛?/p>
7
锛?/p>
b
锛?/p>
24
锛?/p>
c
锛?/p>
25.
A
锛?/p>
1
涓?/p>
B
锛?/p>
2
涓?/p>
C
锛?/p>
3
涓?/p>
D
锛?/p>
4
涓?/p>
6
锛?/p>
(
鎭╂柦涓�?/p>
)
鏌愪腑瀛﹀紑灞?/p>
鈥滈槼鍏変綋鑲蹭竴灏忔椂鈥?/p>
娲诲姩锛?/p>
鏍规嵁瀛︽牎瀹為檯鎯呭喌锛?/p>
鍐冲畾寮�璁?/p>
鈥?/p>
A
锛?/p>
韪㈡瀛愶紝
B
锛氱鐞冿紝
C
锛氳烦缁筹紝
D
锛氫箳涔撶悆鈥濆洓椤硅繍鍔ㄩ」鐩?/p>
(
姣忎綅鍚屽蹇呴』閫夋嫨涓�椤?/p>
)
锛屼负浜嗚В
瀛︾敓鏈�鍠滄鍝竴椤硅繍鍔ㄩ」鐩紝
瀛︽牎闅忔満鎶藉彇浜嗕竴閮ㄥ垎瀛︾敓杩涜璋冩煡锛?/p>
骞跺皢璋冩煡缁撴灉缁樺埗鎴愬
鍥剧殑缁熻鍥撅紝鍒欏弬鍔犺皟鏌ョ殑瀛︾敓涓渶鍠滄璺崇怀杩愬姩椤圭洰鐨勫鐢熸暟涓?/p>
(
D
)
A
锛?/p>
240 B
锛?/p>
120 C
锛?/p>
80 D
锛?/p>
40
7
锛?/p>
濡傚浘锛?/p>
鐢卞洓涓浉鍚岀殑鐩磋涓夎鏉挎嫾鎴愮殑鍥惧舰锛?/p>
璁句笁瑙掑舰鐨勭洿瑙掕竟鍒嗗埆涓?/p>
a
锛?/p>
b(a
锛?/p>
b)
锛?/p>
鍒欒繖涓や釜鍥惧舰鑳介獙璇佺殑寮忓瓙鏄?/p>
(
B
)
A
锛?/p>
(a
锛?/p>
b)
2
锛?/p>
(a
锛?/p>
b)
2
锛?/p>
4ab B
锛?/p>
(a
2
锛?/p>
b
2
)
锛?/p>
(a
锛?/p>
b)
2
锛?/p>
2ab
C
锛?/p>
(a
锛?/p>
b)
2
锛?/p>
2ab
锛?/p>
a
2
锛?/p>
b
2
D
锛?/p>
(a
锛?/p>
b)(a
锛?/p>
b)
锛?/p>
a
2
锛?/p>
b
2
8
锛庝笅鍒楀懡棰橈細鈶犳墍鏈夌殑绛夎竟涓夎褰㈤兘鍏ㄧ瓑锛涒憽鏂滆竟鐩哥瓑鐨勭洿瑙掍笁瑙掑舰鍏ㄧ瓑锛涒憿椤惰鍜?/p>
鑵伴暱瀵瑰簲鐩哥瓑鐨勭瓑鑵颁笁瑙掑舰鍏ㄧ瓑锛?/p>
鈶ｆ湁涓や釜閿愯鐩哥瓑鐨勭洿瑙掍笁瑙掑舰鍏ㄧ瓑锛?/p>
鍏朵腑鏄湡鍛介鐨勬湁
(
A
)
A
锛?/p>
1
涓?/p>
B
锛?/p>
2
涓?/p>
C
锛?/p>
3
涓?/p>
D
锛?/p>
4
涓?/p>
,
绗?/p>
6
棰樺浘
)
,
绗?/p>
7
棰樺浘
)
,
绗?/p>
9
棰樺浘
)
9
锛庡鍥撅紝鍦ㄢ柍PAB
涓紝
PA
锛?/p>
PB
锛?/p>
M
锛?/p>
N
锛?/p>
K
鍒嗗埆鏄?/p>
PA
锛?/p>
PB
锛?/p>
AB
涓婄殑鐐癸紝涓?/p>
AM
锛?/p>
BK
锛?/p>
BN
锛?