📢 QuizNe.vn will officially cease operations on 27/08/2026. Thank you for being with us.
- $ X = \\\left\\\{ {2;\\\frac{1}{2}} \\\right\\\}$
- $ X = \\\left\\\{ 0 \\\right\\\}$.
- $ X = \\\left\\\{ {\\\frac{1}{2}} \\\right\\\}$.
- $ X = \\\left\\\{ 2 \\\right\\\}$.