Find the sum of the squares of the solutions to $2x^2+4x-1=0$.
<|im_start|>system
You are a helpful assistant.<|im_end|>
<|im_start|>user
Find the sum of the squares of the solutions to $2x^2+4x-1=0$.
Please reason step by step, and put your final answer within \boxed{{}}.<|im_end|>
<|im_start|>assistant

user
5
Find the sum of the squares of the solutions to $2x^2+4x-1=0$.
train