\(3.5^n=375\)
\(\Leftrightarrow5^n=375:3\)
\(\Leftrightarrow5^n=125=5^3\)
vậy \(n=3\)
hok tốt
\(3.5^n=375\)
\(\Rightarrow5^n=375:3\)
\(\Rightarrow5^n=125=5^3\)
\(\Rightarrow n=3\)
\(3.5^n=375\)
\(\Leftrightarrow5^n=375:3\)
\(\Leftrightarrow5^n=125\)
\(\Leftrightarrow5^n=5^3\)
\(\Leftrightarrow n=3\)
Vậy n=3
Chúc bạn học tốt
3.5^n=375
=>5^n=375:3=125
Mà 125=5^3
Vậy n=3
