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鏁板璇曢
鍛介浜猴細瀛︾涓績
鏉庢檽钃?/p>
瀹￠锛氶珮涓夋暟瀛︾粍
绗?/p>
鈪?/p>
鍗凤紙閫夋嫨棰?/p>
鍏?/p>
48
鍒嗭級
涓�锛庨�夋嫨棰橈紙鍏?/p>
12
灏忛锛屾瘡棰?/p>
4
鍒嗭紝鍏?/p>
48
鍒嗭級
1.
宸茬煡闆嗗悎
{
1
2
3}
A
飥?/p>
锛?
锛岋紝
2
{
|
9}
B
x
x
飥?/p>
飥?/p>
锛屽垯
A
B
飥?/p>
(
)
A.
{
2
1
0
1
2
3}
飥?/p>
飥?/p>
锛?/p>
锛?/p>
锛?/p>
锛?/p>
锛?/p>
B.
{
2
1
0
1
2}
飥?/p>
飥?/p>
锛?/p>
锛?/p>
锛?/p>
锛?/p>
C.
{1
2
3}
锛?/p>
锛?/p>
D.
{1
2}
锛?/p>
2.
璁惧鏁?/p>
z
婊¤冻
i
3
i
z
飥?/p>
飥?/p>
飥?/p>
锛屽垯
z
=
(
)
A.
1
2i
飥?/p>
飥?/p>
B.
1
2i
飥?/p>
C.
3
2i
飥?/p>
D.
3
2i
飥?/p>
3.
鍛介鈥滃瓨鍦ㄤ竴涓棤鐞嗘暟锛屽畠鐨勫钩鏂规槸鏈夌悊鏁扳�濈殑鍚﹀畾鏄?/p>
(
)
A
锛庝换鎰忎竴涓湁鐞嗘暟锛屽畠鐨勫钩鏂规槸鏈夌悊鏁?/p>
B
锛庝换鎰忎竴涓棤鐞嗘暟锛屽畠鐨勫钩鏂逛笉鏄湁鐞嗘暟
C
锛庡瓨鍦ㄤ竴涓湁鐞嗘暟锛屽畠鐨勫钩鏂规槸鏈夌悊鏁?/p>
D
锛庡瓨鍦ㄤ竴涓棤鐞嗘暟锛屽畠鐨勫钩鏂逛笉鏄湁鐞嗘暟
4.
璁?/p>
x
鈭?/p>
R
锛屽垯鈥?<
x
<2鈥濇槸鈥渱
x
锛?|<1鈥濈殑
(
)
A
锛庡厖鍒嗚�屼笉蹇呰鏉′欢
B
锛庡繀瑕佽�屼笉鍏呭垎鏉′欢
C
锛庡厖瑕佹潯浠?/p>
D
锛庢棦涓嶅厖鍒嗕篃涓嶅繀瑕佹潯浠?/p>
5.
鍑芥暟
f
(
x
)
锛?/p>
log
2
(
x
2
锛?/p>
2
x
锛?/p>
3)
鐨勫畾涔夊煙鏄?/p>
(
)
A
锛?/p>
[
锛?/p>
3,1] B
锛?/p>
(
锛?/p>
3,1)
C
锛?/p>
(
锛嶁垶锛岋紞
3]
鈭?/p>
[1
锛岋紜鈭? D锛?/p>
(
锛嶁垶锛岋紞
3)
鈭?/p>
(1
锛岋紜鈭?
6
锛庡鍥炬墍绀猴紝杈撳叆
x=4
绋嬪簭妗嗗浘
(
绠楁硶娴佺▼鍥?/p>
)
鐨勮緭鍑虹粨鏋滄槸
(
)
A
锛?/p>
3
B
锛?/p>
4
C
锛?/p>
5
D
锛?/p>
8
7.
鑻?/p>
f
(
x
)
锛?/p>
x
2
锛?/p>
2(
a
锛?/p>
1)
x
锛?/p>
2
鍦ㄥ尯闂?/p>
(
锛嶁垶锛?/p>
4)
涓婃槸鍑忓嚱鏁帮紝鍒欏疄鏁?/p>
a
鐨勫彇鍊艰寖
鍥存槸
(
)
A
锛?/p>
a
<
锛?/p>
3 B
锛?/p>
a
鈮わ紞
3C
锛?/p>
a
>
锛?/p>
3 D
锛?/p>
a
鈮ワ紞
3
8
锛庡鏋滃懡棰樷�?/p>
p
涓?/p>
q
鈥?/p>
鐨勫惁瀹氫负鍋囧懡棰橈紝鍒?/p>
(
)