Question

Ex 10 va rog dau coroana!!!!!

Answer 1

$\it \left.\begin{aligned}(-\infty,\ 2] \cap[x,\ 5)=\varnothing \Rightarrow\ x>2\\ \\ Dar,\ \ x\in[x,\ 5)\Rightarrow x<5 \end{aligned}\right\} \Rightarrow x\in(2,\ 5)$