Question

SO SÁNH:\(\sqrt{8}VÀ\sqrt{5}+1\)

Answer 1

Nhầm , ghi + 2 thành + 1 nhé , cảm ơn Minh Hiền nhắc 

Answer 2

\(\sqrt{8}<\sqrt{9}=3\)

\(\sqrt{5}+1>\sqrt{4}+2=3=\sqrt{9}\)

=>   \(\sqrt{8}<\sqrt{5}+1\)

Answer 3

\(\sqrt{8}<\sqrt{9}=3;\sqrt{5}+1>\sqrt{4}+1=2+1=3\)

\(\Rightarrow\sqrt{8}<3<\sqrt{5}+1\)

Vậy \(\sqrt{8}<\sqrt{5}+1\).