Solve Rational Equation with Quadratic formula

The video tutorial explains how to find the least common denominator (LCD) and use it to simplify algebraic expressions. It covers the application of the distributive property and solving quadratic equations using both factoring and the quadratic formula. The tutorial also emphasizes verifying solutions to ensure accuracy.

What is the significance of setting a quadratic equation equal to zero before solving?

How do you determine if the solutions obtained from the quadratic formula are valid?