O
M
N
C
B
A
2002
骞村害鍒濅竴绗簩璇曗�滃笇鏈涙澂鈥濆叏鍥芥暟瀛﹂個璇疯禌
涓�銆?/p>
閫夋嫨棰?/p>
:(
姣忓皬棰?/p>
5
鍒?/p>
,
鍏?/p>
50
鍒?/p>
)
浠ヤ笅姣忛鐨勫洓涓�夐」涓?/p>
,
浠呮湁涓�涓槸姝ｇ‘鐨?/p>
,
璇峰皢琛ㄧず姝ｇ‘
绛旀鐨勮嫳鏂囧瓧姣嶅～鍦ㄦ瘡棰樺悗闈㈢殑鍦嗘嫭鍙峰唴
.
1.2002+(-2002)-2002
脳
(-2002)
梅
2002=( ).
(A)-4004 (B)-2002 (C)2002 (D)6006
2.
涓嬪垪鍥涗釜鍛介
:
鈶犲鏋滀袱涓鏄椤惰
,
鍒欒繖涓や釜瑙掔浉绛?/p>
.
鈶″鏋滀袱涓鐩哥瓑
,
鍒欒繖涓や釜瑙掓槸瀵归《瑙?/p>
.
鈶㈠鏋滀袱涓涓嶆槸瀵归《瑙?/p>
,
鍒欒繖涓や釜瑙掍笉鐩哥瓑
.
鈶ｅ鏋滀袱涓涓嶇浉绛?/p>
,
鍒欒繖涓や釜瑙掍笉鏄椤惰
.
鍏朵腑姝ｇ‘鐨勫懡棰樻湁
( ).
(A)1
涓?/p>
(B)2
涓?/p>
(C)3
涓?/p>
(D)4
涓?/p>
3.
鐖哥埜缁欏コ鍎垮洯鍥拱浜嗕竴涓?/p>
(
鍦嗘煴褰㈢殑
)
鐢熸棩铔嬬硶
,
鍥洯鎯虫妸铔嬬硶鍒囨垚澶у皬涓嶄竴瀹氱浉绛夌殑鑻?/p>
骞插潡
(
涓嶅皯浜?/p>
10
鍧?/p>
),
鍒嗙粰
10
涓皬鏈嬪弸
.
鑻ユ部绔栫洿鏂瑰悜鍒囨垚杩欏潡铔嬬硶
,
鑷冲皯闇�瑕佸垏
( )
鍒�
.
(A)3 (B)4 (C)6 (D)9
4.
褰?/p>
x
鍙?/p>
1
鍒?/p>
10
涔嬮棿鐨勮川鏁版椂
,
鍥涗釜鏁村紡
:x
2
+2, x
2
+4, x
2
+6, x
2
+8
鐨勫�间腑
,
鍏辨湁璐ㄦ暟
( )
涓?/p>
(A)6 (B)9 (C)12 (D)16
5.If a is an odd number,then there must exist an integer n such that a
2
-1=( ).
(0dd number
濂囨暟
;there must exist
涓�瀹氬瓨鍦?/p>
;such that
浣垮緱
)
(A)3n (B)5n (C)8n (D)16n
6.
濡傚浘
,
鐩寸嚎涓婃湁涓変釜涓嶅悓鐨勭偣
A
銆?/p>
B
銆?/p>
C,
涓?/p>
AB
鈮?/p>
BC.
閭ｄ箞
,
鍒?/p>
A
銆?/p>
B
銆?/p>
C
涓夌偣璺濈鐨勫拰鏈�灏忕殑鐐?/p>
( ).
(A)
鏄?/p>
B
鐐?/p>
; (B)
鏄嚎娈?/p>
AC
鐨勪腑鐐?/p>
; (C)
鏄嚎娈?/p>
AC
澶栫殑涓�鐐?/p>
; (D)
鏈夋棤绌峰涓?/p>
7.
涓嬮潰鍥涗釜鍛介涓竴瀹氫笉姝ｇ‘鐨勫懡棰樻槸
( ).
(A)3a
2
b
7
鍜?/p>
3b
2
a
7
鏄悓绫婚」
; (B)3x-1=0
鍜?/p>
3+
2
1
x
飥?/p>
=0
鏄悓瑙ｆ柟绋?/p>
(C)a-3
鍜?/p>
3-a
浜掍负鍊掓暟
; (D)x
3
-b
鍜?/p>
-x
3
-b
浜掍负鐩稿弽鏁?/p>
8.
濡傚浘
,O
涓虹洿绾?/p>
AB
涓婄殑涓�鐐?/p>
,OM
骞冲垎鈭?/p>
AOC,ON
骞冲垎鈭?/p>
BOC,
鍒欏浘涓簰浣欑殑瑙掓湁
( ).
(A)1
瀵?/p>
(B)2
瀵?/p>
(C)3
瀵?/p>
(D)4
瀵?/p>
9.
濡傚浘
,
鐐?/p>
A
銆?/p>
B
瀵瑰簲鐨勬暟鏄?/p>
a
銆?/p>
b,
鐐?/p>
A
鍦?/p>
-3,-2
瀵瑰簲鐨勪袱鐐?/p>
(
鍖呮嫭杩欎袱鐐?/p>
)
涔嬮棿绉诲姩
,
鐐?/p>
B
鍦?/p>
-1
銆?/p>
0
瀵瑰簲鐨勪袱鐐?/p>
(
鍖呮嫭杩欎袱鐐?/p>
)
涔嬮棿绉诲姩
,
鍒欎互涓嬪洓寮忕殑鍊?/p>
,
鍙兘姣?/p>
2008
澶х殑鏄?/p>
( ).
(A)b-a; B.
1
b
a
飥?/p>
; C.
1
1
a
b
飥?/p>
; D.(a-b)
2
10.Let
a
be
the
average
of
all
odd
prime
numbers
less
than
50.
The
integer,most
close
to a,is( ) (average
骞冲潎鍊?/p>
;odd prime number
濂囪川鏁?/p>
).
(A)23 (B)24 (C)25 (D)26
浜屻�佸～绌洪
:
(
姣忓皬棰?/p>
6
鍒?/p>
,
鍏?/p>
60
鍒?/p>
)
11.2002
骞?/p>
8
鏈?/p>
,
灏嗗湪鍖椾含鍙紑鍥介檯鏁板瀹跺ぇ浼?/p>
,
澶т細浼氭爣濡傚浘鎵�绀?/p>
.
瀹?/p>
鏄敱鍥涗釜鐩稿悓鐨勭洿瑙掍笁瑙掑舰涓庝腑闂寸殑灏忔鏂瑰舰鎷兼垚鐨勪竴涓ぇ姝ｆ柟褰?/p>
.
鑻ュぇ姝ｆ柟褰㈢殑闈㈢Н鏄?/p>
13,
灏忔鏂瑰舰鐨勯潰绉槸
1,
鍒欐瘡涓洿瑙掍笁瑙掑舰鐨勪袱
鏉＄洿瑙掕竟鐨勭珛鏂瑰拰绛変簬
_____.