Compute the range of the function $f(x) = \sqrt{x^2}$.
<|im_start|>system
You are a helpful assistant.<|im_end|>
<|im_start|>user
Compute the range of the function $f(x) = \sqrt{x^2}$.
Please reason step by step, and put your final answer within \boxed{{}}.<|im_end|>
<|im_start|>assistant

user
[0,\infty)
Compute the range of the function $f(x) = \sqrt{x^2}$.
train