Question

3^x . 4 =324

giúp mình với

Answer 1

\(3^x\cdot4=324\)
\(\Leftrightarrow3^x=\dfrac{324}{4}=81\)
\(\Leftrightarrow3^x=3^4\)
\(\Rightarrow x=4\)
Vậy \(x=4\)

Answer 2

\(3^x\cdot4=324\)

\(\Rightarrow3^x=324:4\)

\(\Rightarrow3^x=81\)

\(\Rightarrow3^x=3^4\)

\(\Rightarrow x=4\)

Answer 3

3 mũ 4 . 4 = 324