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( 3 radical 2 - 2 radical 3 ) ( 3 radical 2 + 2 radical 3 )

Răspuns :

( 3 radical 2 - 2 radical 3 ) ( 3 radical 2 + 2 radical 3 )

(3
√2 - 2√3)(3√2 + 2√3) =(3√2)² - (2√3)² = 18 - 12 = 6
(3radical2-2radical3)(3radical2+2radical3)= (3radical2)la puterea a 2-(2radical3)totul la a 2= 18-12=6 (se foloseste formula)