Răspuns :
[tex]4 \sqrt{3}= \sqrt{16 \cdot 3}= \sqrt{48}. \\ \\ 3 \sqrt{5}= \sqrt{9 \cdot 5}= \sqrt{45}. \\ \\ 48\ \textgreater \ 45 \Rightarrow \sqrt{48}\ \textgreater \ \sqrt{45} \Rightarrow \boxed{4 \sqrt{3}\ \textgreater \ 3 \sqrt{5}}~. \\ \\ Numarul~mai~mare~este~4 \sqrt{3}.[/tex]
[tex]4 \sqrt{3}\ ?\ 3 \sqrt{5}\ \ /^2 \\ 16*3\ ?\ 9*5 \\ 48\ \ \textgreater \ \ 45 \\ \rightarrow 4 \sqrt{3}\ \ \textgreater \ \ 3 \sqrt{5}[/tex]