\(\mathop {\lim }\limits_{x \to  - \infty } \frac{...

Câu hỏi: \(\mathop {\lim }\limits_{x \to  - \infty } \frac{{\sqrt {4{x^2} + 1}  - 3x}}{{x - 2}}\).

A \( - 5\)

B \(5\)

C \( + \infty \)

D \( - \infty \)