Q66. - Algebra 1

Question

Evaluate each expression. (Lesson 1-2)

$5^2$

Step-by-Step Solution

Answer

The solution is 25.

Step 1. State the formula.

For any real number $a$, $a^2=a\times a$.

Step 2. List the given objective.

To evaluate $5^2$.

Step 3. Evaluate the expression.

Put $a=5$ in $a^2=a\times a$ to get,

$\begin{array}{l}{5}^2=5\times 5\\ =25\end{array}$

So, $5^2=25$.