Bonjour, comment trouver le résultat, merci beaucoup

(3-1/3)² - (2+1/3)² = 4/9 +49/9 = 53/9
bonne soirée

Coucou,

[ √9 - (1/3) ]² - [ √4 + (3/9) ]
= [ 3 - (1/3)]² - (2 + (3/9)] 
=(9/3 - 1/3)²-[2 +(3/9)]
= (8/3)² - 2 - (3/9) = 8²/3² - 2 -(3/9)
= (64/9) - (18/9) - (3/9) = (64-18-3) / 9 = 43/9