安徽省蚌埠市固镇县第三中学2015-2016学年七年级下学期期中考试（安徽省第二次月考）数学试题（扫描版）

% r - v ( ) ¡ ( " ' " ! f & 1 2 3 2 15 0 120 n rm1 2 3 2 150 1 F J I H J · / 1 ( 10 4 4 0 ) A B O D 1 2× 8 ( A 3 B 2 2 ' 0 6 67 2 3 14 2 2 A 2 B 3 3 . c 2 ( ) 2 D 2 " 4 ( A 2 8 B 9 3 C 3 ( 3 ) 2 D 8 2 5 ( A 2 a + 3 b = 5 a b B ( 2 a z ) 3 = ó a 6 C a 3 A 2 _ a 6 6 a , b A a + × > b + × D a > b 2 2 7 ( A x < 4 B x 4 2 2 1 0 1 C 2 < x 4 D x > 2 ( 7 J® ) 8 x + 1 2 x 1 ( C 1 D O ( C 4 D 5 D 5 ( (1 ) = a a b ( B a 4 1< b 1 C 3a < 3b A x > O B x > 2 C x < 0 9 4 x 4 ! A t t 4 B / B8 4 C n = 4 10 J :F \ b , · ) 1· ! r y 2 8 J/ 2 20 ) · ( 4 5 11 / PM 2 5 M 2 5 2 5 2 5 o o oooo25 0 0 000 02 5 12 ' " 0 m 13 2 o 1 12 15 12 14 n t n x \ y m 2 n 2 ( x > ) ( x n 4 ( 14 ) @ 27 6 ( 1 ) 4 3 2 1 0 1 2 3 4 5 ( 1 ) : ; > j/d.B/l}i: 'c t 1 2 b 2 X · ! 2 @× 2 n 1ì t © 2 _ n t 2 + / 1 2 ( 2 8 16 ) 15 / 27+ ( 1 ) 20 15 + ( 2 ) o ( ) · 2 A ( 2 8 16 ) 17 l 18 x r [x ] x : + l [ r 2 1 [ / ] 5 , §t " ( 2 10 2 0 ) 19 3 2 12 _ 8 X 1 , 52 3 2 _ 8 X 2 , 72 5 2 _ 8 X 3 , 92 72 _ 8 X 4 B ( 1 )