$4^3=46$

$4^3=64$

$4^2=16$

$e^5=e^5$

$e=e$

$e$

$3^2=9$

$3^3=27$

9

$e$

$e=e$

$e^{-1}=e^{-1}$

$10^2=100$

$10^3=1000$

$10$

$10^{-2}=0.01$

$100$

$10^2=100$

$\frac{1}{125}$

25

$5^{-3}=\frac{1}{125}$

$\left(\sqrt{2}\right)^{\frac{1}{2}}=2$

$2$

$\sqrt{4}$

$b=b$

$b^8=b^8$

$b$

$\left(a^2\right)^2=a^4$

$a$

$a^2=a$