更新1:
今天上數學課遇到的難題!!!希望有個大大幫幫我(慌)
0.36的-0.5次方如何等於3分之5?
回答 (1)
2016-10-28 2:09 pm
(0.36)^-0.5
=1/(0.36)^0.5
=1/square root 0.36
0.36=36/100=9/25
square root (9/25)=3/5
1/(3/5)=5/3
=1/(0.36)^0.5
=1/square root 0.36
0.36=36/100=9/25
square root (9/25)=3/5
1/(3/5)=5/3
收錄日期: 2021-04-18 15:46:36
原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20161028055542AAiQLZA