Răspuns:
{2,5}d.p.{8,20}=>>
[tex] \frac{2}{8} = \frac{5}{20} = > > 2 \times 20 = 8 \times 5 = > > 40 = 40 \: \: adevarat[/tex]
{4,2}d.p.{8,9}=>>
[tex] \frac{4}{8} = \frac{2}{9} = > >4 \times 9 = 8 \times 2 = > > 36 = 16 \: \: fals [/tex]
{1,5,3}d.p.{3,15,9}=>>
[tex] \frac{1}{3} = \frac{5}{15} = \frac{3}{9} = > >1 \times 15 =3 \times 5 = 15 \: \: 15 \times 3 = 5 \times 9 = 45 \: \: adevarat[/tex]
Sper că te-am ajutat!
