Mathematics
Senior High
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分子にx(x+1)をかけるとどうしてこの式になるのですか？
30
次の式を簡単にせよ。
1
4
(1) 区で
CEA RI
|同解| 分母*分了に*(x填1) を掛けると『
本還5計 (x圭1)*(xー1)
(な式ニラー+D) 靖国ピリ
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分かりました。ありがとうございます。