\(\mathop {\lim }\limits_{x \to  + \infty } \dfrac...

Câu hỏi: \(\mathop {\lim }\limits_{x \to  + \infty } \dfrac{{x + 1}}{{2x + 1}}\)

A \(\dfrac{1}{2}\).

B \(-\dfrac{1}{2}\).

C \(-\infty\)

D \(+\infty\)