x^2-x+3=3x-1
x^2-4x+4=0
(x-2)^2=0
x=2
(x+3)^2-2(x+3)=0
(x+3)(x+3-2)=0
(x+3)(x+1)=0
x=-3,-1
用因式分解法解下列方程 x的平方-x+3=3x-1 (x+3)的平方-2(x+3)=0
用因式分解法解下列方程 x的平方-x+3=3x-1 (x+3)的平方-2(x+3)=0
数学人气:141 ℃时间:2019-11-23 13:16:39
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