Let the roots of the polynomial $x^2 + 7x - 2$ be $\alpha$ and $\beta.$ Evaluate $\alpha^2 + \beta^2.$
<|im_start|>system
You are a helpful assistant.<|im_end|>
<|im_start|>user
Let the roots of the polynomial $x^2 + 7x - 2$ be $\alpha$ and $\beta.$ Evaluate $\alpha^2 + \beta^2.$
Please reason step by step, and put your final answer within \boxed{{}}.<|im_end|>
<|im_start|>assistant

user
53
Let the roots of the polynomial $x^2 + 7x - 2$ be $\alpha$ and $\beta.$ Evaluate $\alpha^2 + \beta^2.$
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