Răspuns:82/9
Explicatie pas cu pas:
(3-1/3)²+(2-1/2)²-(1-1/2)²
(8/3)²+(3/2)²-(1/2)²
64/9+9/4-1/4
64/9+9-1/4
64/9+8/4
64/9+2
64+18/9
82/9
#COPACEIBRAINLY