👤

Aflati x > 0 din [tex] log_{2} x = 3 - 2 log_{2} 3 + 3 log_{2} 5[/tex]

Răspuns :

[tex] log_{2}x= log_{2}9- log_{2} 3^{2}+ log_{2}5^3 \\ log_{2}x= log_{2}9- log_{2}9+ log_{2}125 \\ log_{2}x = log_{2}125 \\ x=125 [/tex]