Expand $(x+5)^2$
<|im_start|>system
You are a helpful assistant.<|im_end|>
<|im_start|>user
Expand $(x+5)^2$
Please reason step by step, and put your final answer within \boxed{{}}.<|im_end|>
<|im_start|>assistant

user
x^2 + 10x + 25
Expand $(x+5)^2$
train