Mathematics
Senior High
Resolved
この184番の㈠の判別式を使わないで解くときの解き方を教えてください。わからなくてとても焦っています。助けてください🙇
(3) 2x²+4x+50
Cas
184 次の2次不等式を解け。
(1)\\x²+x+2<0
(3) 2x²+3√2x+3> 0
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