Solving using the square method but first factoring out a gcf ex 11, y = 2x^2 - 50

The video tutorial explores different methods for factoring equations, focusing on setting output values to zero to find solutions. It explains factoring using the zero product property and provides an alternative explanation. The tutorial also demonstrates solving quadratic equations using the square root method, emphasizing the importance of including both positive and negative roots.

How does the teacher demonstrate solving a quadratic equation using the square root method?

What is the significance of including both positive and negative roots when solving quadratic equations?