Mathematics
Senior High
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(1)教えてください🙏
② 15 次の式を因数分解せよ。
a³+a²b-a(c²+b²)+bc² − b³
(2) a(b+c)²+b(c+a)²+c(a+b)²-4abc
a²b-ab²-b²c+bc²-c²a-ca²+2abc
(3)
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答え合ってました!!ありがとうございます🙇♀️