1,1,2,4,3,9,4,16,( )25,6,( ),.15,16,13,19,11,22,( ),25,7,( ),.填入适当的数2 6 7 11 2 3 14 4 ()1 3 5 23 5 5 6 4()3填入适当的数3,5,7,11,15,19,23,.6,12,33,27,21,10,15,30,.2,5,10,16,22,28,32,38,24,...2,3,5,8,12,16,23,3

来源:学生作业帮助网 编辑:作业帮 时间:2024/11/19 18:36:02
1,1,2,4,3,9,4,16,( )25,6,( ),.15,16,13,19,11,22,( ),25,7,( ),.填入适当的数2 6 7 11 2 3 14 4 ()1 3 5 23 5 5 6 4()3填入适当的数3,5,7,11,15,19,23,.6,12,33,27,21,10,15,30,.2,5,10,16,22,28,32,38,24,...2,3,5,8,12,16,23,3
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1,1,2,4,3,9,4,16,( )25,6,( ),.15,16,13,19,11,22,( ),25,7,( ),.填入适当的数2 6 7 11 2 3 14 4 ()1 3 5 23 5 5 6 4()3填入适当的数3,5,7,11,15,19,23,.6,12,33,27,21,10,15,30,.2,5,10,16,22,28,32,38,24,...2,3,5,8,12,16,23,3
1,1,2,4,3,9,4,16,( )25,6,( ),.
15,16,13,19,11,22,( ),25,7,( ),.
填入适当的数
2 6 7 11 2 3 1
4 4 ()1 3 5 2
3 5 5 6 4()3
填入适当的数
3,5,7,11,15,19,23,.
6,12,33,27,21,10,15,30,.
2,5,10,16,22,28,32,38,24,...
2,3,5,8,12,16,23,30,.
那一个数错了?
把等边三角形每边三等份,使其向外长出一个边长为原来的三分之一的小等边三角形,成为一次生长,在得到的多边形上类似生长,一共生长三次后,得到的多边形边数是多少?面积是原三角形的多少倍?若类似生长n次呢?
1 3 5 7
15 13 11 9
17 19 21 23
31 29 27 25
.
.
2003是从左起第几列?

1,1,2,4,3,9,4,16,( )25,6,( ),.15,16,13,19,11,22,( ),25,7,( ),.填入适当的数2 6 7 11 2 3 14 4 ()1 3 5 23 5 5 6 4()3填入适当的数3,5,7,11,15,19,23,.6,12,33,27,21,10,15,30,.2,5,10,16,22,28,32,38,24,...2,3,5,8,12,16,23,3
1,1,2,4,3,9,4,16,(5)25,6,(36),.
15,16,13,19,11,22,(9),25,7,(28),.
2 6 7 11 2 3 1
4 4 (3) 1 3 5 2
3 5 5 6 4 (6) 3
3,5,7,11,15,19,23,.3是错的,应该是1
6,12,33,27,21,10,15,30,.10是错的,应该是3的倍数
2,5,10,16,22,28,32,38,24,...5是错的,应该是8
2,3,5,8,12,16,23,30,.16是错的,应该是17
把等边三角形每边三等份,使其向外长出一个边长为原来的三分之一的小等边三角形,成为一次生长,在得到的多边形上类似生长,一共生长三次后,得到的多边形边数是192,面积是原三角形的2380/729倍,若类似生长n次,多边形边数是3*4^n.面积是1+1/3+1/9*24/9+1/81*192/9+……+3*4^n/9^n
1 3 5 7
15 13 11 9
17 19 21 23
31 29 27 25
.
.
2003是从左起第2列,上数第251行.

很简单的,仔细想哦!

1,1,2,4,3,9,4,16,(5)25,6,(36),....
15,16,13,19,11,22,(9),25,7,(28),....
2 6 7 11 2 3 1
4 4 (3) 1 3 5 2
3 5 5 6 4 (6) 3
3,5,7,11,15,19,23,.... 3是错的,应该是1
6,12,33,27,21,10,1...

全部展开

1,1,2,4,3,9,4,16,(5)25,6,(36),....
15,16,13,19,11,22,(9),25,7,(28),....
2 6 7 11 2 3 1
4 4 (3) 1 3 5 2
3 5 5 6 4 (6) 3
3,5,7,11,15,19,23,.... 3是错的,应该是1
6,12,33,27,21,10,15,30,.... 10是错的,应该是3的倍数
2,5,10,16,22,28,32,38,24,... 5是错的,应该是8
2,3,5,8,12,16,23,30,.... 16是错的,应该是17

1 3 5 7
15 13 11 9
17 19 21 23
31 29 27 25
.....
.....
2003是从左起第2列,上数第251行。

收起