杈藉畞鐪?/p>
2018
骞翠腑绛夎亴涓氭暀鑲插鍙ｅ崌瀛︽嫑鐢熻�冭瘯
鏁板
璇曞嵎
1
銆?/p>
鏈瘯鍗锋弧鍒?/p>
120
鍒嗭紝鑰冭瘯鏃堕棿
120
鍒嗛挓銆?/p>
2
銆?/p>
鎵�鏈夌瓟妗堝繀椤绘秱鍐欏湪绛旈鍗＄浉搴旂殑浣嶇疆锛岀瓟鍦ㄦ湰璇曞嵎涓婁笉璁″垎銆?/p>
3
銆?/p>
鑰冭瘯缁撴潫鍚庯紝鑰冪敓搴斿皢鏈瘯鍗峰拰绛旈鍗′竴骞朵氦鍥炪�?/p>
涓�銆佸崟椤归�夋嫨棰橈紙鏈ぇ棰樺叡
10
灏忛锛屾瘡灏忛
3
鍒嗭紝鍏?/p>
30
鍒嗭級
鍦ㄦ瘡灏忛鍒楀嚭鐨勫洓涓閫夐」涓彧鏈変竴涓槸绗﹀悎棰樼洰瑕佹眰鐨勶紝
璇峰皢鍏堕�夊嚭骞跺皢
鈥滅瓟棰樺崱鈥?/p>
鐨勭浉搴斾唬鐮佹秱榛戙�傞敊娑傘�佸娑傛垨鏈秱鍧囨棤鍒嗐�?/p>
1.
璁惧叏闆?/p>
U={0
锛?/p>
1
锛?/p>
2
锛?/p>
3
锛?/p>
4
锛?/p>
5}
锛岄泦鍚?/p>
A={1
锛?/p>
2
锛?/p>
3}
锛岄泦鍚?/p>
B={0
锛?/p>
1
锛?/p>
2}
锛屽垯
饾惗
饾憟
(
饾惔
鈭?/p>
饾惖
)
=
A
锛?/p>
{1
锛?/p>
2}
B.
{4
锛?/p>
5}
C.
{3,4,5}
D.
{0,3,4,5}
2.
鍛介鐢诧細
x
=
饾湅
2
锛屽懡棰樹箼锛?/p>
sin
饾懃
=
1
锛屽垯鍛介鐢叉椂鍛介涔欑殑
A
锛庡厖鍒嗚�岄潪蹇呰鏉′欢
B
锛庡繀瑕佽�岄潪鍏呭垎鏉′欢
C
锛庡厖鍒嗕笖蹇呰鏉′欢
D
锛庢棦闈炲厖鍒嗕篃闈炲繀瑕佹潯浠?/p>
3.
璁剧偣锛?/p>
3
锛?/p>
2
锛夋槸鍋跺嚱鏁?/p>
y
=
f
(
饾懃
)
涓婄殑鐐癸紝鍒?/p>
f
(
鈭?
)
=
A
锛?/p>
3
B.
2
C.
-
1
D.
-
2
4.
鏁板垪
{
饾憥
饾憶
}
涓虹瓑姣旀暟鍒楋紝
饾憥
2
=
2
锛?/p>
饾憥
5
=
6
锛屽垯
饾憥
8
=
A
锛?/p>
10
B.
12
C.
18
D.
20
5.
鑻?/p>
sin
饾渻
=
鈭?/p>
3
5
锛?/p>
涓?/p>
tan
饾渻
<
0
锛屽垯
cos
饾渻
=
A
锛?/p>
鈭?/p>
4
3
B.
鈭?/p>
4
5
C.
4
5
D.
4
3
6.
宸茬煡骞抽潰鍐呬笁鐐?/p>
A
锛?/p>
1
锛?/p>
1
锛?/p>
锛?/p>
B
锛?/p>
2
锛?/p>
-
4
锛?/p>
锛?/p>
C
锛?/p>
x
锛?/p>
-
9
锛夊叡绾匡紝鍒?/p>
x =
A
锛?/p>
-
1
B.
3
C.
9
2
D.
5
7.
璁惧弻鏇茬嚎
饾懃
2
16
鈭?
饾懄
2
9
=
1
鐨勪袱涓劍鐐逛负
饾惞
1
鍜?/p>
饾惞
2
锛岀偣
P
鍧愭爣涓猴紙
0
锛?/p>
2
锛?/p>
锛屽垯
鈭哖饾惞
1
饾惞
2
鐨勯潰
绉负
A
锛?/p>
鈭?/p>
7
B.
2
鈭?/p>
7
C.
10
D.
14
8.
鐩寸嚎
y=x+b
缁忚繃鍦?/p>
饾懃
2
+
饾懄
2
+
4饾懃
鈭?/p>
2饾懄
鈭?/p>
4
=
0
鐨勫渾蹇冿紝鍒?/p>
b =
A
锛?/p>
3
B.
0
C.
-
2
D.
-
3
9.
(
饾懃
鈭?/p>
1
)
10
鐨勫睍寮�寮忕殑绗洓椤圭殑绯绘暟鏄?/p>
A
锛?/p>
饾惗
10
4
B.
鈭?nbsp;饾惗
10
4
C.
饾惗
10
3
D.
鈭?nbsp;饾惗
10
3
10.
涓嬪垪缁撹涓紝璇存硶姝ｇ‘鐨勬槸
A
锛庡瀭鐩翠簬鍚屼竴鏉＄洿绾跨殑涓ゆ潯鐩寸嚎骞宠
B.
鍨傜洿浜庡悓涓�涓钩闈㈢殑涓や釜骞抽潰骞宠
C
锛庡钩琛屼簬鍚屼竴涓钩闈㈢殑涓ゆ潯鐩寸嚎骞宠
D.
骞宠浜庡悓涓�涓钩闈㈢殑涓や釜骞抽潰骞宠
浜屻�佸～绌洪锛堟湰澶ч鍏?/p>
10
灏忛锛屾瘡灏忛
3
鍒嗭紝鍏?/p>
30
鍒嗭級
11.
璁?/p>
f
(
饾懃
)
=
{
鈭掟潙?/p>
+
1 饾懃
鈮?/p>
0
1
,
鍒?/p>
f
[
饾憮
(
3
)]
=
饾懃
<
0
鏈哄瘑鈽呭惎鐢ㄥ墠