__
/ -1 =
__
/-9 =
___
/-10 =
負數有冇開方
2007-01-05 2:59 am
回答 (3)
2007-01-05 3:06 am
✔ 最佳答案
1^(1/2)=開方1i= -1^(1/2)
-1^(1/2)=i
-9^(1/2)=i x 9^(1/2)=3i
-10^(1/2)=[10^(1/2)]i
2007-01-05 3:23 am
i
3i
開方根10 i
i 為-1的開方
3i
開方根10 i
i 為-1的開方
2007-01-05 3:06 am
1.) 1i
2.) 3i
3.) 3.1623i
2.) 3i
3.) 3.1623i
收錄日期: 2021-04-12 23:19:35
原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20070104000051KK03115