Răspuns:
a)
[tex] \frac{5}{3} = amplificam \: cu \: 2 = \frac{10}{6} [/tex]
[tex] \frac{5}{3} = amplificam \: cu \: 6 = \frac{30}{18} [/tex]
[tex] \frac{5}{3} = amplificam \: cu \: 17 = \frac{85}{51} [/tex]
b)
[tex] \frac{18}{17} = amplificam \: cu \: 2 = \frac{36}{34} [/tex]
[tex] \frac{18}{17} = amplificam \: cu \: 6 = \frac{108}{102} [/tex]
[tex] \frac{18}{17} amplificam \: cu \: 17 = \frac{306}{289} [/tex]