Question

5 срочно 13 минут осталось​

Answer 1

$(\frac{1}{2})^{-2} -(-\frac{5}{9})^{o}+(\frac{1}{3})^{2}:3=4-1+\frac{1}{9}:3=3+\frac{1}{9}*\frac{1}{3} =3+\frac{1}{27}=3\frac{1}{27}$