1,-2,3,-4,7,-8,15,-16 ( ) ( )``````(找规律填空!）_数学解答

1,-2,3,-4,7,-8,15,-16 ( ) ( )``````
(找规律填空!）

人气：365 ℃　时间：2020-06-25 05:27:04

解答

1,-2,3,-4,7,-8,15,-16 ( 31) (-32 )``````
正数规律是 +2 +4 +8 +16
负数规律是 +2 +4 + 8 +16