Solving Quadratic Equations Using the Quadratic Formula

The Organic Chemistry Tutor

This instructional video provides a clear, step-by-step tutorial on how to solve quadratic equations using the quadratic formula. The narrator guides viewers through two distinct examples, demonstrating how to identify the coefficients (a, b, and c) from a standard quadratic equation and substitute them into the formula. The video emphasizes proper arithmetic operations, particularly handling negative numbers and exponents, to arrive at the correct values for x. The content explores key algebraic themes including the standard form of quadratic equations, the calculation of the discriminant, and the interpretation of the plus-minus symbol to find two unique solutions. The tutorial also covers the critical step of verification, showing students how to substitute their calculated answers back into the original equation to ensure validity. For educators, this video serves as an excellent direct instruction tool or a flipped classroom resource for Algebra students. It demystifies a complex formula by breaking it down into manageable arithmetic steps. The visual format, featuring clear handwriting on a dark background, helps focus student attention on the procedural logic, making it ideal for introducing the topic or reinforcing skills before an assessment.