This algebra video provides a basic introduction into solving quadratic inequalities using a sign chart on a number line and expressing the solution as an inequality and using interval notation. Quadratic Equations - Free Formula Sheet: https://www.video-tutor.net/algebra-formula-sheet.html Algebra Final Exam Review: https://www.youtube.com/watch?v=U0Y8nSmEpNM More Videos on Quadratic Equations: https://www.video-tutor.net/quadratic-equations.html Final Exam and Test Prep Videos: https://bit.ly/41WNmI9