If $\frac{3x^2-4x+1}{x-1}=m$, and $x$ can be any real number except $1$, what real values can $m$ NOT have?
<|im_start|>system
You are a helpful assistant.<|im_end|>
<|im_start|>user
If $\frac{3x^2-4x+1}{x-1}=m$, and $x$ can be any real number except $1$, what real values can $m$ NOT have?
Please reason step by step, and put your final answer within \boxed{{}}.<|im_end|>
<|im_start|>assistant

user
2
If $\frac{3x^2-4x+1}{x-1}=m$, and $x$ can be any real number except $1$, what real values can $m$ NOT have?
train