\(\Rightarrow4\left(x-1\right)^2-6=0\Rightarrow4\left(x-1\right)^2=6\Rightarrow\left(x-1\right)^2=\frac{3}{2}\Rightarrow x-1=+-\sqrt{\frac{3}{2}}\)
\(x-1=\sqrt{\frac{3}{2}}=x=\sqrt{\frac{3}{2}}+1\)
hoặc \(x-1=-\sqrt{\frac{3}{2}}\Rightarrow x=-\sqrt{\frac{3}{2}}+1\)