Find all values of $x$ where there is a vertical asymptote for the equation $y=\frac{x+1}{x^2-2x+1}$.
<|im_start|>system
You are a helpful assistant.<|im_end|>
<|im_start|>user
Find all values of $x$ where there is a vertical asymptote for the equation $y=\frac{x+1}{x^2-2x+1}$.
Please reason step by step, and put your final answer within \boxed{{}}.<|im_end|>
<|im_start|>assistant

user
1
Find all values of $x$ where there is a vertical asymptote for the equation $y=\frac{x+1}{x^2-2x+1}$.
train