1
灏忛璁粌澶氭姠鍒?/p>
(
浜?/p>
)
鏃堕棿锛?/p>
50
鍒嗛挓
婊″垎锛?/p>
80
鍒?/p>
涓�銆侀�夋嫨棰橈細鏈鍏?/p>
12
灏忛锛屾瘡灏忛
5
鍒嗭紝鍏?/p>
60
鍒嗭紟鍦ㄦ瘡灏忛缁欏嚭鐨勫洓涓�夐」涓紝鍙?/p>
鏈変竴椤规槸绗﹀悎棰樼洰瑕佹眰鐨勶紟
1
锛?/p>
(2017路
娣勫崥璐ㄦ
)
璁鹃泦鍚?/p>
A
锛?/p>
{
x
|
锛?/p>
5<
x
<3}
锛?/p>
闆嗗悎
B
锛?/p>
N
锛?/p>
鍒?/p>
A
鈭?/p>
B
锛?/p>
(
)
A
锛?/p>
{1,2}
B
锛?/p>
{0,1,2}
C
锛?/p>
{1,2,3}
D
锛?/p>
{0,1,2,3}
2
锛?/p>
(2017路
涓芥按璋冪爺
)
鑻ュ鏁?/p>
z
婊¤冻
(1
锛?/p>
i)
z
锛?/p>
(3
锛?/p>
i)i
锛?/p>
鍒?/p>
|
z
|
锛?/p>
(
)
A.
2
B.
3
C.
5
D.
6
3
锛?/p>
(
瀵煎鍙凤細
50604082)(2018路
鏉惧師鎽稿簳
)
鑻ュ弻鏇茬嚎
x
2
a
2
锛?/p>
y
2
b
2
锛?/p>
1
鐨勪竴鏉℃笎杩戠嚎杩囩偣
(2,4)
锛?/p>
鍒?
姝ゅ弻鏇茬嚎鐨勭蹇冪巼涓?/p>
(
)
A
锛?/p>
2
B.
5
2
C.
10
2
D.
5
4
锛?/p>
(2017路
娌堥槼浜屾ā
)(2
锛?/p>
x
)(1
锛?/p>
x
)
5
鐨勫睍寮�寮忎腑
x
3
鐨勭郴鏁颁负
(
)
A
锛?/p>
锛?/p>
10
B
锛?/p>
10
C
锛?/p>
锛?/p>
15
D
锛?/p>
15
5
锛?/p>
(
瀵煎鍙凤細
50604083)
瑕佸緱鍒板嚱鏁?/p>
f
(
)
x
锛?/p>
cos
飪?/p>
飪?/p>
飪?/p>
飪?/p>
3
x
锛?/p>
蟺
4
鐨勫浘璞?/p>
锛?/p>
鍙渶灏嗗嚱鏁?/p>
g
(
)
x
锛?/p>
3
2
cos3
x
锛?/p>
1
2
sin3
x
鐨勫浘璞?/p>
(
)
A
锛?/p>
鍚戝乏骞崇Щ
5蟺
36
涓崟浣?/p>
B
锛庡悜宸﹀钩绉?/p>
5蟺
12
涓崟浣?/p>
C
锛?/p>
鍚戝乏骞崇Щ
蟺
12
涓崟浣?/p>
D
锛庡悜宸﹀钩绉?/p>
蟺
36
涓崟浣?/p>
6
锛?/p>
宸茬煡闅忔満鍙橀噺
尉
鏈嶄粠姝ｆ�佸垎甯?/p>
N
(0
锛?/p>
蟽
2
)
锛?/p>
鑻?/p>
P
(
尉
>1)
锛?/p>
0.02
锛?/p>
鍒?/p>
P
(
锛?/p>
1
鈮?/p>
尉
鈮?/p>
1)
锛?/p>
(
)
A
锛?/p>
0.04
B
锛?/p>
0.64
C
锛?/p>
0.86
D
锛?/p>
0.96
7
锛?/p>
(2017路
楣ゅ矖鑱旇�?/p>
)
宸茬煡鍑芥暟
f
(
x
)
鏄畾涔夊湪
R
涓婄殑鍛ㄦ湡涓?/p>
3
鐨勫鍑芥暟
锛?/p>
涓?/p>
0<
x
<
3
2
鏃?/p>
锛?/p>
f
(
x
)
锛?/p>
log
2
x
锛?/p>
鍒?/p>
f
飪?/p>
飪?/p>
飪?
飪?/p>
锛?/p>
1
4
锛?/p>
f
(
锛?/p>
2)
锛?/p>
f
(
锛?/p>
3)
锛?/p>
(
)
A
锛?/p>
1
B
锛庯紞
1
C
锛?/p>
2
D
锛庯紞
2