Mathematics
Senior High
この二つの恒等式がわかりません お願いします。
+
axta. X-11
215,
(3) a(x+1)(x-1)+bx+c(x+1)=3x²-2) (4) ax(x+1)+6(x+1)(x-1)+ex(x-1)=x+1
解答
解答
X+X bxth
097710 °C
by (@x-by) (a)+6x) (a/th
Xb1Xb
===x+1
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