Middle
2017
灞婃繁鍦冲競楂樹笁绗簩娆¤皟鐮旇�冭瘯璇曢锛堜簩锛?/p>
鏁板锛堟枃绉戯級
2017.4
涓�銆侀�夋嫨棰橈細鏈ぇ棰樺叡
12
灏忛锛屾瘡灏忛
5
鍒嗐�傚彧鏈変竴椤规槸绗﹀悎棰樼洰瑕佹眰鐨勩�?/p>
1
銆侀泦鍚?/p>
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2
|
2
0
A
x
x
x
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飥?/p>
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|
2
0
B
x
x
飥?/p>
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( )
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A
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A
B
飦?/p>
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锛?/p>
B
锛?/p>
A
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A
飥?/p>
锛?/p>
C
锛?/p>
A
B
A
飥?/p>
锛?/p>
D
锛?/p>
A
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R
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2
銆佸凡鐭ュ鏁?/p>
z
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(1+i)
z
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i
鏄櫄鏁板崟浣嶏紝鍒?/p>
z
=( )
锛?/p>
A
锛?/p>
10
锛?/p>
B
锛?/p>
10
锛?/p>
C
锛?/p>
5
锛?/p>
D
锛?/p>
5
3
銆佷笅鍒楀嚱鏁颁腑鏃㈡槸鍋跺嚱鏁帮紝鍙堝湪鍖洪棿
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涓婂崟璋冮�掑鐨勬槸
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锛?/p>
1
2
y
x
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锛?/p>
C
锛?/p>
2
x
y
飥?/p>
锛?/p>
D
锛?/p>
lg
y
x
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4
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x
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y
婊¤冻绾︽潫鏉′欢
1
0
3
0
2
0
,
,
,
x
y
x
y
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飥?/p>
飩?/p>
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飪?
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2
z
x
y
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飥?/p>
鐨勬渶澶у�间负
( )
锛?/p>
A
锛?/p>
8
飥?/p>
锛?/p>
B
锛?/p>
6
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C
锛?/p>
2
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锛?/p>
D
锛?/p>
4
5
銆佸凡鐭ュ钩闈㈠悜閲?/p>
a
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b
锛岃嫢
3
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a
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2
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b
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a
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b
鐨勫す瑙?/p>
6
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m
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a
b
a
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m
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A
锛?/p>
1
2
锛?/p>
B
锛?/p>
1
锛?/p>
C
锛?/p>
3
锛?/p>
D
锛?/p>
2
6
銆佽绛夊樊鏁板垪
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n
a
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n
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S
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3
5
15
4,
60
a
a
S
飥?/p>
飥?/p>
飥?/p>
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20
a
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( )
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A
锛?/p>
4
锛?/p>
B
锛?/p>
6
锛?/p>
C
锛?/p>
10
锛?/p>
D
锛?/p>
12
7
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x
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y
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y
>
x
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y
>
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,
绉拌繖鏍风殑
鏁颁负鈥滃嚫鏁扳�?/p>
锛堝
243
锛?/p>
锛岀幇浠庨泦鍚?/p>
{1,2,3,4}
涓彇鍑轰笁涓笉鐩稿悓鐨勬暟缁勬垚涓�涓笁浣嶆暟锛屽垯杩?/p>
涓笁浣嶆暟鏄�滃嚫鏁扳�濈殑姒傜巼涓?/p>
( )
锛?/p>
A
锛?/p>
2
3
锛?/p>
B
锛?/p>
1
3
锛?/p>
C
锛?/p>
1
6
锛?/p>
D
锛?/p>
1
12
8
銆佸凡鐭ヤ笁妫遍敟
S
-
ABC
锛屸柍
ABC
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AB
=8
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SC
鈯ュ钩闈?/p>
ABC
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SC
=6
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鍒欎笁妫遍敟鐨勫鎺ョ悆鐨勮〃闈㈢Н涓?/p>
( )
锛?/p>
A
锛?/p>
64
蟺
锛?/p>
B
锛?/p>
68
蟺
锛?/p>
C
锛?/p>
72
蟺
锛?/p>
D
锛?/p>
100
蟺
9
銆佸凡鐭ュ嚱鏁?/p>
飥?/p>
飥?/p>
2
2sin(
)(
0),
,
12
3
f
x
x
x
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飦?/p>
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飪?/p>
飪?
飥?/p>
飥?/p>
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飪?/p>
飪?
鐨勫浘璞″鍥?/p>
鎵�绀猴紝鑻?/p>
飥?/p>
飥?/p>
飥?/p>
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1
2
f
x
f
x
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锛屼笖
1
2
x
x
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锛屽垯
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飥?/p>
1
2
f
x
x
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飥?/p>
( )
锛?/p>
A
锛?/p>
1
锛?/p>
B
锛?/p>
2
锛?/p>
C
锛?/p>
3
锛?/p>
D
锛?/p>
2