Solving Quadratic Equations by Taking the Square Root

The video tutorial explains how to solve quadratic equations by taking the square root. It begins with a review of solving linear equations using opposite operations, such as addition and subtraction, to isolate the variable. The tutorial then applies similar principles to quadratic equations, emphasizing the importance of isolating the squared term and using the square root to solve for the variable. The video includes examples to demonstrate the process, highlighting the need to check solutions by substituting them back into the original equation. A different example is provided to show how to handle equations where the entire expression is squared.

How do you check the solutions of a quadratic equation?

Describe the steps to solve the equation (x + 3)² = 25.