Mathematics
Senior High
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数学得意な方お願いします…訳分かりません。
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くCa+b)°+c catb)
ーa (ン
-23
a eeo
a?t B3-3abe =
(atby+c3-3ab latbtc)
(atbrc) f(arb? -(atb)ctc}-36(athtc)
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なるほど!!理解しました、丁寧な説明ありがとうございます。