Mathematics
Senior High
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数1です。(x-1)(x+2)(x-3)(x+4)の解き方を教えて欲しいです🙏🏻全部展開する方法以外でお願いします🙇‍♀️

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✨ Best Answer ✨

全部展開はしちゃってますが…

(x-1)(x+2) (x-3)(x+4)
= (x²+x−2) (x²+x−12)
=(x²+x)² −14(x²+x) +24
=x⁴+2x³−13x²−14x+24

限界JK

ありがとうございます!助かりました🥲

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