Question 4
Solve the system
$$\begin{cases}4-x_1x_2=0,\\4-x_2x_3=0,\\\vdots\\4-x_{2012}x_{2013}=0,\\4-x_1x_{2013}=0.\end{cases}$$

$$\begin{cases}4-x_1x_2=0,\\4-x_2x_3=0,\\\vdots\\4-x_{2012}x_{2013}=0,\\4-x_1x_{2013}=0.\end{cases}$$

VTMO · VTMO 2026 - Grade 8 - Final - SET 2 - Self-study
