Question

Simplify and express of the following in exponential form.
${25}^4÷5^3$.

Answer 1

$\begin{array}{c}{25}^4÷5^3\\ \Rightarrow {\left(5^2\right)}^4÷5^3\left[\because a^x÷a^y=a^{x-y}\right]\\ \Rightarrow 5^8÷5^3\\ \Rightarrow 5^{8-3}=5^5\end{array}$