Mathematics
Junior High
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写真立てでごめんなさい！この問題の解き方を教えて欲しいです🙇♀️🙇♀️
2
2次方程式x^2+ax+b=0の解が4,9のとき, aとbの値をそれぞれ求めなさい｡
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分かりやすいです！ありがとうございました！！