Mathematics
Senior High
Solved

教えてください!
(7)、(9)どちらもです!

Answers

Answers

(7)です!
(x^4+1)(x^2+1)(x+1)(x-1)
=(x^4+1)(x^2+1)・{(x+1)(x-1)}
=(x^4+1)(x^2+1)(x^2-1)
=(x^4+1)・{(x^2+1)(x^2-1)}
=(x^4+1)(x^4-1)
=x^8-1

ふぁう

ありがとうございます😆

ここみ

もし間違っていたらすみませんm(__)m

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