Question

determine o valor das expressões numéricas A ) (5/4 - 1/3) elevado a 2 : 2/7=

Answer 1

= (5/4 - 1/3) ^ 2 : 2/7 = [(3.5 - 4.1)/12]^2 . 7/2 = [(15 - 4)/12]^2 . 7/2 = [11/12]^2 . 7/2 = 121/144 . 7/2 = 847/288