Find the number of real roots of $x^3 + 3x + 5 = 0.$
<|im_start|>system
You are a helpful assistant.<|im_end|>
<|im_start|>user
Find the number of real roots of $x^3 + 3x + 5 = 0.$
Please reason step by step, and put your final answer within \boxed{{}}.<|im_end|>
<|im_start|>assistant

user
1
Find the number of real roots of $x^3 + 3x + 5 = 0.$
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