Answers
1 解の公式に打ち込む
2 判別式を使うと解なしだとわかる
3 (9x−1)(x−1)
4 二乗−二乗だから(4x+5y)(4x−5y)
5 (4x+3y)(x+y)
ありがとうございます!
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1 解の公式に打ち込む
2 判別式を使うと解なしだとわかる
3 (9x−1)(x−1)
4 二乗−二乗だから(4x+5y)(4x−5y)
5 (4x+3y)(x+y)
ありがとうございます!
Users viewing this question
are also looking at these questions 😉
たすきがけですね!
分かりました!やってみます!