Mathematics
Senior High
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それぞれの問題の解き方と答えを教えてください

2 次の式を因数分解せよ。 (⑪) 22c十62十c十cg十十の十c二1 2) (<の(6+c)(c+2)+Zpc (3) z(2+c)7二6(c二7十c(Z二の"一420c

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