Chapter SH, Problem 9.8E

To determine

Find the standard form of the given expression.

Answer to Problem 9.8E

The standard form of the given expression is $6561$ .

Explanation of Solution

Given:

The given expression is $9^4$ .

Calculation:

Rewrite the given expression.

  $\begin{array}{l}{9}^4\\ =9\cdot 9\cdot 9\cdot 9\end{array}$

Use PEDMAS rule (multiply and divide from left to right).

  $\begin{array}{l}=81\cdot 9\cdot 9\\ =729\cdot 9\\ =6561\end{array}$

Hence the standard form of the given expression is $6561$ .