Question

Va rog urgent !!!!!​

Answer 1

Răspuns:

$2.(3) \div 3 \frac{1}{2}$

$= \frac{23 - 2}{9} \div \frac{3 \times 2 + 1}{2}$

$= \frac{21}{9} \div \frac{7}{2}$

$= \frac{21}{9} \times \frac{2}{7}$

$= \frac{6}{9} = \frac{2}{3}$

Answer 2

Aici este rezolvarea!