Ответ:а) \(3^4=3\cdot3\cdot3\cdot3=81\).б) \((0{,}6)^2=0{,}6\cdot0{,}6=0{,}36\).в) \(\left(\frac14\right)^3=\frac{1^3}{4^3}=\frac1{64}\).г) \(\left(1\frac12\right)^5=\left(\frac32\right)^5=\frac{243}{32}=7\frac{19}{32}\).