Mathematics
Junior High
Resolved

因数分解です。教えてください!

cc:十gg十5“十b二2ab EE

Answers

✨ Best Answer ✨

a²+a+b²+b+2ab
=a²+2ab+b²+a+b
=(a²+2ab+b²)+(a+b)
=(a+ b)²+(a+b)
=(a+b)(a+b+1)

アオ

ありがとうございます!

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