Mathematics
Senior High
Solved
(2)がわかりません。途中式も含めて教えて頂けないでしょうか?よろしくお願いしますm(_ _)m
(1) 次の式を計算せよ。
(-z99^x (2z))
(2 ) 決の式を因数分解せよ。
2Z?+ (グー5)アー (7+1)(7- 2 )
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ありがとうございます!