Current location - Training Enrollment Network - Mathematics courses - Pan 'an Experimental Junior High School 20 12 Mathematical Simulation Test Paper for Junior High School Graduates (IX) Written by Hu Haiyang
Pan 'an Experimental Junior High School 20 12 Mathematical Simulation Test Paper for Junior High School Graduates (IX) Written by Hu Haiyang
I.1~ 5cabab6 ~10daddca II. 1 1, x (x+y)12, x < 213,8.

14, -8 15, one ninth 16, (0, root number three) (root number three) (-1- root number three,-1) (root number three-/kloc-

Three. 17, =2- 1+ radical number 2+ 1=2+ radical number 2.

4. 19, (1) B (1, 3) c (4,2) (2) B2 (-5,1) C2 (-2,0) (3) are symmetrical in center.

20, 10.7m 2 1, (1)y=- two thirds x+ three quarters x+2 (2)CF= seven thirds.

22.( 1) Draft (2)250 750 720 (3)700 cubic meters