Question

Answer 1

b: \(\Leftrightarrow6-2m=0\)

hay m=3

Answer 2

\(a,\left(3x-1\right)^2=\left(x-1\right)^2\\ \Rightarrow\left[{}\begin{matrix}3x-1=x-1\\3x-1=1-x\end{matrix}\right.\\ \Rightarrow\left[{}\begin{matrix}2x=0\\4x=2\end{matrix}\right.\\ \Rightarrow\left[{}\begin{matrix}x=0\\x=\dfrac{1}{2}\end{matrix}\right.\)