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Clearnote
Q&A
Junior High
Mathematics
教えてください🙏🙏お願いします。😓😭😿😓😭😿
Mathematics
Junior High
Resolved
about 4 yearsago
Maruru
教えてください🙏🙏お願いします。😓😭😿😓😭😿
問1 次の二次方程式を解きなさい。 (1) 22-7x-4=0 (3) 2.x2-3x-1=0 (2) 5x²+9x+1=0 (4) x²-x-1=0
Answers
✨ Best Answer ✨
Clearnote User
about 4 yearsago
違ったらすみません。
全て「二次方程式の解の公式」を使います。
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