負二的負八次，乘上三的四次方，等於多少？國一考題?
回答 (3)
2016-10-31 3:46 pm
81/256
2016-10-31 12:13 pm
-81/256
2016-10-29 4:14 am
-2的-8次方=1/(-2)^8(^是某數的xx次方)*3^4
=1/256*81
=81/256
=1/256*81
=81/256
收錄日期: 2021-04-18 15:42:28
原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20161028195802AA9GAYG