Mathematics
Junior High
書き込みの続きからの解き方教えて下さい🙇♀️
答えは(a−b)(a+b-1)です。
[(x+y)(x+3)
ミスをクリアしよう 5 項が4
【問5】 次の式を因数分解しなさい。
a²-a-b²³ + b
2
=ká ²-b²³)_a+b.
=(a+b)(a-b)(a-b)
(a
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