Question

湄

求解

比數列
在下列空格中填入適當的數,使各數列成為
等比數列。
(1) 20,5,
(2) 2,0.4,
(3) 5,
解:
,0.016,
45,
,405 中

Answer 1

✨ 最佳解答 ✨

范程睿

第二題*0.2=2,0.4,0.0.8,0.016,0.0032
第三題*3
5,15,45,135,405