Quadratic Equations—The Quadratic Formula
Lecture no. 21 from the course: Algebra I
Taught by Professor James A. Sellers | 30 min | Categories: The Great Courses Plus Online Mathematics Courses
For those cases that defy simple factoring, the quadratic formula provides a powerful technique for solving quadratic equations. Discover that this formidable-looking expression is not as difficult as it appears and is well worth committing to memory. Also learn how to determine if a quadratic equation has no solutions.