3⁴×3²= 5⁷:5³= (2³)⁴= (3×4)²=

\[ 3^4\cdot3^2=3^6=729 \]

\[ 5^7:5^3=5^4=625 \]

\[ (2^3)^4=2^{12}=4096 \]

\[ (3\cdot4)^2=12^2=144 \]