(c) $\lim_{x \rightarrow \infty}{x\sin\left( \frac{2}{x} \right)} = \lim_{x \rightarrow \infty}\frac{\sin\left( \frac{2}{x} \right)}{\frac{1}{2}\left( \frac{2}{x} \right)} = 2$
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.