\(=\sqrt{2+\sqrt{2+\sqrt{2+2}}}=\sqrt{2+\sqrt{2+\sqrt{4}}}=\sqrt{2+\sqrt{2+2}}=\sqrt{2+\sqrt{4}}=\sqrt{2+2}=\sqrt{4}=2\)
\(\sqrt{2+\sqrt{2+\sqrt{2+\sqrt{4}}}}=\sqrt{2+\sqrt{2+\sqrt{2+2}}}=\sqrt{2+\sqrt{2+\sqrt{4}}}=\sqrt{2+\sqrt{2+2}}=\sqrt{2+\sqrt{4}}=\sqrt{2+2}=\sqrt{4}=2\)