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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]