Anonim Anonim 22-03-2015 Matematică a fost răspuns Calculati : a) [tex][ \frac{2}{3} + \frac{2}{3} : ( \frac{5}{12} - \frac{2}{18} ) * 1\frac{5}{6} ]^2 [/tex] b) [tex]3 + 3 \frac{1}{3} * [( \frac{5}{2} - 3 \frac{1}{4} * \frac{4}{13} ) * 1 \frac{1}{3} - \frac{1}{5} ] [/tex]