Mathematics
Senior High
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この問題の（2）の解き方を分かりやすく教えてください💦お願いします🙇♀️🙇♀️
Exercise
213 次の (1),(2) で,3点A, B, C は一直線上にあることを示せ。Pek
AB = 2a-4(6-の), AC = à+6-5(2a-b)
18
(2*OA =D a, OB = 6, OC = 4a-36
Answers
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なるほど！とても分かりやすいです！ありがとうございます！