find dy/dx for the function.
圖片參考:http://imgcld.yimg.com/8/n/HA00002921/o/701008030088613873375070.jpg
收錄日期: 2021-04-22 00:50:09
原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20100803000051KK00886