Mathematics
Senior High
Solved
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答えは5番です。
Io 9 ァについての2次方程式 ーーをx+1ニ0 が重解を もつときの,たの値の
範囲はどれか。
1 ニク 2 の人大全ウ と2うっ
4 ん=0 語組寺のーニンク
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