把下列的公式的主項變換為捨號內的字母要步驟+答案
https://docs.google.com/document/d/1-jciWxF6ovzkij3Q8gJkAZkQOsR2XThVNXYXE1XfloE/edit?usp=sharing
https://docs.google.com/document/d/1glQpv70wXDlFglbmosk3u63DP_uzlQdgOuptxVHaEhY/edit?usp=sharing
https://docs.google.com/document/d/1uJjfJ7NWGICRVBfGDg79TUALF3T9Fm2LfoqSQ7ynXyM/edit?usp=sharing
https://docs.google.com/document/d/1hajI5ZhrZrO0y2BDmnzoIQluyw-6eumQ-ALQEkWAkEY/edit?usp=sharing