解方程…Log(2为底)x-1=2-log(2为底)x+1

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解方程…Log(2为底)x-1=2-log(2为底)x+1
解方程…Log(2为底)x-1=2-log(2为底)x+1

解方程…Log(2为底)x-1=2-log(2为底)x+1
Log2(x-1)=Log2(4)-Log2(x+1)
Log2(x-1)=Log2[4÷(x+1)]
x-1=4÷(x+1)
x=±根号5
∴x=根号5