Răspuns :
[tex] \frac{a}{b} = \frac{4}{3} [/tex]
[tex] \frac{3a}{2b} = \frac{3*4}{2*3} = \frac{12}{6} =2[/tex]
[tex] \frac{3a}{2b} = \frac{3*4}{2*3} = \frac{12}{6} =2[/tex]