缁濆瘑鈽呭惎鐢ㄥ墠
鐝犳捣甯?/p>
2019
锛?/p>
2020
瀛﹀勾搴︾涓�瀛︽湡鏈熸湯鏅�氶珮涓鐢熷涓氳川閲忕洃娴?/p>
楂樹竴鏁板
璇曞嵎婊″垎涓?/p>
150
鍒嗭紝鑰冭瘯鐢ㄦ椂
120
鍒嗛挓锛岃�冭瘯鍐呭锛氬繀淇竴銆佸繀淇洓銆?/p>
涓�銆侀�夋嫨棰?/p>
(
鏈ぇ棰樺叡
12
灏忛锛屾瘡灏忛
5
鍒嗭紝鍏?/p>
60
鍒嗭紝鍦ㄦ瘡灏忛缁欏嚭鐨勫洓涓�夐」涓紝鍙湁涓�
椤规槸绗﹀悎棰樼洰瑕佹眰鐨勶紝璇峰皢姝ｇ‘閫夐」濉秱鍦ㄧ瓟棰樺崱涓婏紝
)
1.
宸茬煡闆嗗悎
A
锛?/p>
{
锛?/p>
2
锛?/p>
0
锛?/p>
2}
锛?/p>
B
锛?/p>
{y|y
锛?/p>
x
2
锛?/p>
x
鈭?/p>
A}
锛屽垯
A
鈭?/p>
B
锛?/p>
A.{
卤
4
锛屄?/p>
2
锛?/p>
0}
B.{
卤
2
锛?/p>
0
锛?/p>
4}
C.{
卤
4
锛?/p>
0
锛?/p>
2}
D.{0
锛?/p>
2
锛?/p>
4}
2.
宸辩煡鎵囧舰鐨勫渾蹇冭涓?/p>
1
锛屽姬闀夸负
2
锛屽垯鎵囧舰闈㈢Н涓?/p>
A.1
B.2
C.3
D.4
3.
涓嬪垪鍑芥暟鏄伓鍑芥暟鐨勬槸
A.
1
(
)
2
2
x
x
f
x
飥?/p>
飥?
B.
1
(
)
log
log
a
a
f
x
x
x
飥?/p>
飥?/p>
C.
1
(
)
f
x
x
x
飥?/p>
飥?
D.
3
(
)
lg
3
x
f
x
x
飥?/p>
飥?/p>
飥?/p>
4.
鍦ㄥ钩闈㈢洿瑙掑潗鏍囩郴
xoy
涓紝鑻ヨ
伪
缁堣竟杩囩偣
P(5
锛岋紞
12)
锛屽垯
cos
伪
锛?/p>
A.
12
13
飥?
B.
5
13
C.
5
12
D.
5
12
飥?/p>
5.
鍑芥暟
y
锛?/p>
x
a
锛?/p>
y
锛?/p>
a
x
锛?/p>
y
锛?/p>
log
a
x
锛屽叾涓?/p>
a>0
锛?/p>
a
鈮?/p>
1
锛屽瓨鍦ㄦ煇涓疄鏁?/p>
a
锛屼娇寰椾互涓婁笁涓嚱鏁板浘鍍忓湪
鍚屼竴骞抽潰鐩磋鍧愭爣绯?/p>
xoy
涓紝鍒欏叾鍥惧儚鍙彲鑳芥槸
6.
瑕佸緱鍒板嚱鏁?/p>
y
锛?/p>
sin(2x
锛?/p>
6
飦?/p>
)
鐨勫浘鍍忥紝鍙渶灏嗗嚱鏁?/p>
y
锛?/p>
sin(x
锛?/p>
6
飦?
)
鐨勫浘鍍?/p>
A.
妯潗鏍囩缉灏忓埌鍘熸潵鐨?
1
2
锛岀旱鍧愭爣涓嶅彉
B.
妯潗鏍囨墿澶у埌鍘熸潵鐨?/p>
2
鍊嶏紝绾靛潗鏍囦笉鍙?/p>
C.
绾靛潗鏍囩缉灏忓埌鍘熸潵鐨?/p>
1
2
锛屾í鍧愭爣涓嶅彉
D.
绾靛潗鏍囨墿澶у埌鍘熸潵鐨?/p>
2
鍊嶏紝妯潗鏍囦笉鍙?/p>
7.
宸辩煡
a
锛?/p>
2
3
锛?/p>
b
锛?/p>
log
2
3
锛?/p>
c
锛?/p>
log
0.2
0.3
锛?/p>
d
锛?/p>
log
0.2
3
锛屽垯
a
锛?/p>
b
锛?/p>
c
锛?/p>
d
鐨勫ぇ灏忛『搴忔槸
A.a<b<c<d
B.b<c<d<a
C.d<b<c<a
D.d<c<b<a