Question

compare the following pair of surds ​
pllzzzz exam is going on

Answer 1

$8 \sqrt{6} = \sqrt{6 \times 8 \times 8} = \sqrt{384} \\ \\ 18 = \sqrt{18 \times 18} = \sqrt{324} \\ \\ Since, \: 384 > 324 \\ \\ ∴ \sqrt{384} > \sqrt{324} \\ \\ ∴ \green{ \boxed{8 \sqrt{6} > 18}}$