Va rooog repede dau coroanaaaaaa

buna!
(1/3)⁰ + (1/3)²¹ ÷ [(1/3)⁶]³ =
1 + (1/3)²¹ ÷ (1/3)¹⁸ =
1 + (1/3)³ =
1 + 1/27 =
28/27