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Answers
(x*2+xy+y*2)(x-y)=x*3-y*3
(xーy)(x+y)=x*2-y*2
(x*2+y*2)(x*2-y*2)=x*4-y*4
を使うと解けると思います！
ありがとうございます！
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(x*2+xy+y*2)(x-y)=x*3-y*3
(xーy)(x+y)=x*2-y*2
(x*2+y*2)(x*2-y*2)=x*4-y*4
を使うと解けると思います！
ありがとうございます！
Users viewing this question
are also looking at these questions 😉
ありがとうございます！