Answers

✨ Best Answer ✨

余弦定理を使って長さだけの式にし、因数分解を試みます。

✩.*˚ai

いつもありがとうございます!分かりやすい解説で助かっていますˊᵕˋ

Post A Comment
Were you able to resolve your confusion?

Users viewing this question
are also looking at these questions 😉