Simplify the following expressions3・2ˣ- 2ˣ⁺¹
已知答案是: 2ˣ
但搞唔明個過程,有無人可解題?
Thanks a lot!
收錄日期: 2021-04-20 11:38:25
原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20111010000051KK01020