Răspuns :
[tex]\dfrac{a}{b} = k \Longrightarrow a=bk[/tex]
[tex]\dfrac{a}{b} = 1 \ \Longrightarrow a = b[/tex]
[tex]\dfrac{a}{b}\ \textgreater \ k \ \Longrightarrow a\ \textgreater \ bk[/tex]
[tex]\dfrac{a}{b} \ \textgreater \ 1 \ \Longrightarrow a\ \textgreater \ b[/tex]
[tex]\dfrac{a}{b} = 1 \ \Longrightarrow a = b[/tex]
[tex]\dfrac{a}{b}\ \textgreater \ k \ \Longrightarrow a\ \textgreater \ bk[/tex]
[tex]\dfrac{a}{b} \ \textgreater \ 1 \ \Longrightarrow a\ \textgreater \ b[/tex]