Solve the inequality
\[-4x^2 + 7x + 2 < 0.\]
<|im_start|>system
You are a helpful assistant.<|im_end|>
<|im_start|>user
Solve the inequality
\[-4x^2 + 7x + 2 < 0.\]
Please reason step by step, and put your final answer within \boxed{{}}.<|im_end|>
<|im_start|>assistant

user
\left( -\infty, -\frac{1}{4} \right) \cup (2,\infty)
Solve the inequality
\[-4x^2 + 7x + 2 < 0.\]
train