Question

9-1/2*4 1/3*3корень из 2

Answer 1

$9-frac{1}{2}*4=9-2=7;$
$frac{1}{3}*3sqrt{2}=sqrt{frac{1}{9}}*sqrt{9}*sqrt{2}=sqrt{frac{1}{9}*9*2}=sqrt{2}$