Math Algebra II Polynomial functions Quadratic inequalities 2 videos You are familiar with factoring quadratic expressions and solving quadratic equations. Well, as you might guess, not everything in life has to be equal. In this short tutorial we will look at quadratic inequalities. 9:48 Quadratic inequalities VIDEO 9:48 minutes Solving quadratic inequalities using factoring 9:51 Quadratic inequalities (visual explanation) VIDEO 9:51 minutes How to solve a quadratic inequality. Visual intuition of what a quadratic inequality means.