Let \(x\in R.\) Prove that \(\sqrt{6+4\sqrt{2}\sin x}+\sqrt{3-2\sqrt{2}\cos x}\le2+\sqrt{2}\)
Let \(x\in R.\) Prove that
\(\sqrt{6+4\sqrt{2}\sin x}+\sqrt{3-2\sqrt{2}\cos x}\le2+\sqrt{2}\)