Mathematics
Senior High
Solved
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(2) a(x-2)(x+3)+b(x-1)+c=2x2-3x+5
[ シグマ・ゲイン]
(3) x²-3x+2=x1+1
a
b
[エクセディ]
IC
-2
(4)
x2-1
a
x-
x+1
Answers
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