Solve for the equation below:
7 ^ (- 4x) = 2 ^ (1+3x)
one week of not going to school has deteriorated my brain; therefore, I forgot how to do this.
But I think it requires a process using " Log" or " ln "
Thanks
收錄日期: 2021-05-01 11:43:09
原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20081229201107AAieNUD