1. b= c/1-x [x]
2. x= bE/L+ut [b]
3. A= 3bt-1 A=26 b=9 [t]
4. A=se/s+e A=3 e=4 [s]
5. L=3a+u/2b L=30 a=8 u=6 [b]
要答案,,
收錄日期: 2021-04-23 20:42:55
原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20090125000051KK00512