Question

Giúp e vs ạ 😭😭😭

Answer 1

b: \(\sqrt{8-2\sqrt{15}}-\sqrt{5}\)

\(=\sqrt{5}-\sqrt{3}-\sqrt{5}\)

\(=-\sqrt{3}\)

c: \(\sqrt{11-6\sqrt{2}}=3-\sqrt{2}\)

d: \(\sqrt{5-2\sqrt{6}}=\sqrt{3}-\sqrt{2}\)