4()16.()填啥数儿
4()16.()填啥数儿
1.4().16()填啥数儿
2.4.5.10.()()填啥数儿
(4x-3y)2-16y2.
40,24,16,12,().()
观察下面三行数: (1)1,4,9,16,25,...;(2)0,3,8,15,24... 看图做题.
4a(2a-b)2-16a(a+2b)2.
1 4 9 16 () ()()
解方程:2x(x-2)-6x(x-1)=4x(1-x)+16.
13 14 16 21 ( ) 76A.23 B.35 C.27 D.22答案B2/3 1/4 2/5 ( ) 2/7
16.通读全文,请分条概述法国人热爱读书的具体表现.(4分)
4,-16,36,-64,( ),-144,( )