Odpowiedź:
1 B
2 B
3
[tex]( \frac{1}{2} + \frac{1}{3} )^{2} = {( \frac{3}{6} + \frac{2}{6}) }^{2} = (\frac{5}{6} )^{2} = \frac{25}{36} [/tex]
[tex]( \frac{1}{2} )^{2} + {( \frac{1}{3}) }^{2} = \frac{1}{4} + \frac{1}{9} = \frac{9}{36} + \frac{4}{36} = \frac{13}{36} [/tex]