Mathematics
Senior High

この問題途中ですが、合ってますか?
間違っていたら訂正お願いしますm(_ _)m

(2)2+24tズ+xy-22-24 = (2+#)2ナ(ススg22-)

Answers

合ってます!

あいす

 x(x+y)+(x³+x²y-2x-2y)
=x(x+y)+x²(x+y)-2(x+y)
=(x+y)(x+x²-2)
=(x+y)(x+2)(x-1)

こうなります。

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