Mathematics
Senior High
至急
この問題教えてください…!!
. a, b, cは実数で, aキbのとき, 2次方程式
(aーb)z"+(b-c)x+(c-a)=0
を解け。
答」
1. (1) エ
=3, -1 (2) エ
3土 17
(3) エ=-4 (重解)(4)
2
2
1土、II:
(5) エ=
2
ー-3±、23i
4
(6) エ=
(7) z=-2±(2
C-a
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