Mathematics
Junior High
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展開の仕方を教えて下さい

(6a+7b)(7b−6a)

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✨ Best Answer ✨

7bの場所を入れ替えれば楽に出来ると思います໒꒱· ゚

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これはどの公式にも当てはまらないので、普通に分配法則です。

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