- 1 -
/
4
姹熻嫃鐪佸崡閫氬競
2017
骞撮珮鑰冿紙鏁板瀛︾鍩哄湴鍛介锛夋ā鎷熸暟瀛﹁瘯鍗凤紙涓夛級
绗厾鍗凤紙蹇呭仛棰橈紝鍏?/p>
160
鍒嗭級
涓�銆佸～绌洪锛氭湰澶ч鍏?/p>
14
灏忛锛屾瘡灏忛
5
鍒嗭紝鍏?/p>
70
鍒嗭紟
1
锛庡凡鐭ラ泦鍚?/p>
{
1,2,3,4}
飥?/p>
A
锛?/p>
{
1,4,7}
飥?/p>
B
锛屽垯
飥?/p>
A
B
________
锛?/p>
2
锛庡凡鐭ュ鏁?/p>
z
婊¤冻
i
3
i
飥?/p>
飥?/p>
z
锛?/p>
i
鏄櫄鏁板崟浣嶏級
锛屽垯
|
|
z
鐨勫�间负
________
锛?/p>
3
锛庡凡鐭ユ牱鏈暟鎹?/p>
1
2
,
,...
n
x
x
x
鐨勫潎鍊?/p>
5
飥?/p>
x
锛屽垯鏍锋湰鏁版嵁
1
3
1
飥?/p>
x
锛?/p>
2
3
1
飥?/p>
x
锛?/p>
鈥?/p>
锛岀殑鍊间负
________
锛?/p>
4
锛庢墽琛屽鍥炬墍绀虹殑浼唬鐮侊紝鍒欒緭鍑虹殑缁撴灉涓?/p>
________
锛?/p>
5
锛庨殢鏈轰粠
1
锛?/p>
2
锛?/p>
3
锛?/p>
4
锛?/p>
5
浜斾釜鏁颁腑鍙栦袱涓暟锛屽彇鍑虹殑鎭板ソ閮戒负鍋舵暟鐨勬鐜囦负
________
锛?/p>
6
锛庡凡鐭ョ瓑宸暟鍒?/p>
{
}
n
a
婊¤冻
1
2
10
飥?/p>
飥?/p>
a
a
锛?/p>
4
3
2
飥?/p>
飥?/p>
a
a
锛庡垯鏁板垪绗?/p>
10
椤?/p>
10
飥?/p>
a
________
锛?/p>
7
锛庡鍥撅紝鍥涙１閿?/p>
飥?/p>
P
ABCD
涓紝
飦?/p>
PA
搴曢潰
ABCD
锛屽簳闈?/p>
ABCD
鏄煩褰紝
2
飥?/p>
AB
锛?/p>
3
飥?/p>
AD
锛岀偣
E
涓烘１
CD
涓婁竴鐐癸紝鑻ヤ笁妫遍敟
飥?/p>
E
PAB
鐨勪綋绉负
4
锛?
鍒?/p>
PA
鐨勯暱涓?/p>
________
锛?/p>
8
锛庡嚱鏁?/p>
2
|
log
|
飥?/p>
y
x
锛?/p>
1
[
,32]
4
飪?/p>
x
鐨勫�煎煙涓?/p>
________
锛?/p>
9
锛?/p>
濡傛灉鍑芥暟
3sin(2
)
飥?/p>
飥?/p>
y
x
飦?/p>
鐨勫浘鍍忓叧浜庣偣
5
蟺
(
,0)
6
涓績瀵圭О锛?/p>
鍒?/p>
|
|
飦?/p>
鐨勬渶灏?/p>
鍊间负
________
锛?/p>
10
锛庡湪骞抽潰鐩磋鍧愭爣绯?/p>
xOy
涓紝宸茬煡
(
1,
)
飥?/p>
飥?/p>
OA
t
锛?/p>
(2,2)
飥?/p>
OB
锛岃嫢
飪?/p>
OBA
涓虹洿瑙掍笁瑙掑舰锛屽垯瀹炴暟
t
鐨勫�间负
________
锛?/p>
11
锛庤嫢瀛樺湪瀹炴暟
x
锛屼娇涓嶇瓑寮?/p>
2
e
2e
1
0
飥?/p>
飥?/p>
飩?/p>
x
x
a
鎴愮珛锛屽垯瀹炴暟
a
鐨勫彇鍊艰寖鍥翠负
________
锛?/p>
12
锛庡凡鐭ユ鏁?/p>
a
锛?/p>
b
婊¤冻
1
3
飥?/p>
飥?/p>
ab
a
b
锛屽垯
ab
鐨勬渶灏忓�间负
________
锛?/p>
13
锛?/p>
宸茬煡鐐?/p>
(2,3)
A
锛?/p>
鐐?/p>
(6,
3)
飥?/p>
B
锛?/p>
鐐?/p>
P
鍦ㄧ洿绾?/p>
3
4
3
0
飥?/p>
飥?/p>
飥?/p>
x
y
涓婏紝
鑻ユ弧瓒崇瓑寮?/p>
2
0
飥?/p>
飥?/p>
AP
BP
飦?/p>
鐨勭偣
P
鏈変袱涓紝
鍒欏疄鏁?/p>
飦?/p>
鐨勫彇鍊艰寖鍥存槸
________
锛?/p>
14
锛庤鍑芥暟
3
3
,
(
)
2
,
飪?/p>
飥?/p>
飥?/p>
飥?/p>
飪?/p>
飥?/p>
飩?/p>
飪?/p>
x
x
x
a
f
x
x
x
a
锛岃嫢鍏充簬
x
鐨勪笉绛夊紡
(
)
4
飥?/p>
f
x
a
鍦ㄥ疄鏁伴泦
R
涓婃湁瑙ｏ紝鍒欏疄鏁?/p>
a
鐨勫彇鍊艰寖鍥?