Răspuns :
[tex] log_{5}(x - 2) = 1[/tex]
[tex] log_{5}(x - 2) = log_{5}(5) [/tex]
[tex]x - 2 = 5[/tex]
[tex]x = 5 + 2[/tex]
[tex]x = 7[/tex]
[tex] log_{5}(x - 2) = log_{5}(5) [/tex]
[tex]x - 2 = 5[/tex]
[tex]x = 5 + 2[/tex]
[tex]x = 7[/tex]