Question

calcule e simplifique

Answer 1

(3/4) . raiz de 2,56 =
= (3/4) . raiz de 256/100 =
= (3/4) . raiz de 16^2/10^2 =
= 3/4 . 16/10 =
= 3.16/4.10 =
= 3.4/10 =
= 12/10 =
= 1,2

R: 1,2