Mathematics
Senior High
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(3)教えてください
次の等式がxについての恒等式となるように, 定数a, b, c の値を定めよ。
(1) ax(x+1)+bx(x-1)+c(x-1)(x-3)=x2+3
(2)x+ax+2=(x-1)(x2+bx+c)
1
a
bx+c
(3)
+
x3+1 x+1 x2-x+1
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