选择适当的方法解方程(a²-b²)x+2(a²+b²)x+(a²-b²)=0(a+b不等于0,a-b不等于0)
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选择适当的方法解方程(a²-b²)x+2(a²+b²)x+(a²-b²)=0(a+b不等于0,a-b不等于0)
选择适当的方法解方程
(a²-b²)x+2(a²+b²)x+(a²-b²)=0(a+b不等于0,a-b不等于0)
选择适当的方法解方程(a²-b²)x+2(a²+b²)x+(a²-b²)=0(a+b不等于0,a-b不等于0)
(a²-b²)x²+2(a²+b²)x+(a²-b²)=0, a+b≠0,a-b≠0
a²x²+2a²x+a²-﹙b²x²-2b²x+b²﹚=0
a²﹙x+1﹚²-b²﹙x-1﹚²=0
a²﹙x+1﹚²=b²﹙x-1﹚²
a﹙x+1﹚=±b﹙x-1﹚
x=﹙a+b﹚/﹙b-a﹚或﹙b-a﹚/﹙a+b﹚