Mathematics
Senior High
Resolved
これの求め方間違ってますか??
1 次の2次方程式の実数解の個数を求めなさい. pe4 5846=0
2個。
()3)(2t2)-0
(1)x?+5x+6=0
(2) 2442+4-0
(2+2-0
(2) x?+4x+4=0
1個
(3) x?+2x+3=0
0個
(3)とそ22t3=0
ーL
-2)4-4113
2×|
6
pととn
2
Answers
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そうですよね!わかりました!ありがとうございます。