Mathematics
Senior High
Resolved
青チャート1Aの因数分解の問題の解説お願いします🙇
写真の一枚目が問題で二枚目が答えです
途中式もお願いします🙏
(4) (x+y+1)-(x+y)4
(4) (2x2+4xy+2y2+2x+2y+1)(2x+2y+1)
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ありがとうございました!
助かりました🥹🥹