Q67 - Algebra 1

Question

Evaluate each expression. (Lesson 1-2)

${25}^2$

Step-by-Step Solution

Answer

The solution is 625.

Step 1. State the formula.

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

Step 2. List the given objective.

To evaluate ${25}^2$.

Step 3. Evaluate the expression.

Put $a=25$ in $a^2=a\times a$ to get.

$\begin{array}{l}{25}^2=25\times 25\\ =625\end{array}$

So, ${25}^2=625$.