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1.
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4
鐨勭粨鏋滄槸锛?/p>
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A
锛?/p>
2
B
锛幝?
C
锛?/p>
-2
D
锛幝?
2
2.
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6
400
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6
400
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A
锛?4脳10
5
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锛?.4脳10
5
C
锛?.4脳10
6
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锛?.4脳10
7
3.
濡傚浘鏄簲涓浉鍚岀殑姝ｆ柟浣撶粍鎴愮殑涓�涓嚑浣曚綋锛屽畠鐨勫乏瑙嗗浘鏄紙
锛?/p>
A
锛?/p>
B
锛?/p>
C
锛?/p>
D
锛?/p>
4.
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x
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锛?/p>
m
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0
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鍒欎唬鏁板紡
m
2
-2m+2013
鐨勫�间负
锛?/p>
锛?/p>
A
锛?/p>
2011
B
锛?/p>
2012
C
锛?/p>
2013
D
锛?/p>
2014
5.
濡傚浘锛屽凡鐭ョ煩褰㈢焊鐗?/p>
ABCD
锛?/p>
AD=2
锛?/p>
AB=
3
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A
涓哄渾蹇冿紝
AD
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BC
浜庣偣
E
锛?
灏嗘墖褰?/p>
AED
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A
锛?/p>
1 B
锛?
2
1
C
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3
1
D
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4
1
6.
濡傚浘锛?/p>
AC
涓衡姍
O
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AB
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O
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A=
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C
鐨勫垏绾夸笌
OB
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D
锛屽垯鈭?/p>
D=
锛?/p>
锛?/p>
A
锛?0掳
B
锛?0掳
C
锛?0掳
D
锛?5掳
7.
濡傚浘锛?/p>
杈归暱涓?/p>
1
鐨勬鏂瑰舰
ABCD
缁曠偣
A
閫嗘椂閽堟棆杞?/p>
45掳鍚庡緱鍒版鏂瑰舰
AB
1
C
1
D
1
锛?/p>
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1
C
1
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CD
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O
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AB
1
OD
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锛?/p>
A
锛?/p>
2
B
锛?/p>
2
2
C
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1+
2
D
锛?/p>
3
锛堢
5
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6
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7
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8.
濡傚浘锛屽皬姝ｆ柟褰㈢殑杈归暱鍧囦负
1
锛屽叧浜庘柍
ABC
鍜屸柍
DEF
鐨勪笅鍒楄娉曟纭殑鏄紙
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A
锛庘柍
ABC
鍜屸柍
DEF
涓�瀹氫笉鐩镐技
B
锛庘柍
ABC
鍜屸柍
DEF
鏄綅浼煎浘褰?/p>
C
锛庘柍
ABC
鍜屸柍
DEF
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1
锛?/p>
2 D
锛庘柍
ABC
鍜屸柍
DEF
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1
锛?/p>
4
9.
宸茬煡浜屾鍑芥暟
y=ax
2
+bx+c
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A
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a
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0
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bc
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0
B
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a
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0
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bc
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0
C
锛?/p>
a
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0
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bc
锛?/p>
0
D
锛?/p>
a
锛?/p>
0
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bc
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0