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Clearnote
Q&A
Senior High
Mathematics
よろしくお願いいたします🙏💭
Mathematics
Senior High
over 6 yearsago
キムラ
よろしくお願いいたします🙏💭
(3③) g*+ のあー@十5一2
Answers
ケスト
over 6 yearsago
次数が低いbについて降べきの順にする
ab+b+a²-a-2
=(a+1)b+(a-2)(a+1)
=(a+1)(a+b-2)
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開成生
over 6 yearsago
a足すbで括れます
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