Learn how to rationalize the denominator with a binomial in denominator

The video tutorial explains how to simplify an expression by multiplying by the conjugate. It begins by discussing the purpose of removing the square root and proceeds to demonstrate the use of the conjugate to achieve this. The tutorial covers the application of the distributive property and the difference of squares, leading to the final simplified expression. The instructor emphasizes the importance of understanding each step and checks if further simplification is possible.

How do you simplify the expression 25 - 3?

What is the final answer after simplifying the expression?