Using the conjugate to simplify a rational expression with a radical

The video tutorial explains how to eliminate radicals from the denominator of a fraction using algebraic techniques. It introduces the concept of the difference of two squares and demonstrates how to apply the conjugate to simplify expressions. The tutorial provides a step-by-step approach to solving the problem, ensuring a clear understanding of the process.

What happens when you multiply radical 3 by itself?

Why is it important to recognize prime numbers when simplifying expressions?