How to Graph Quadratic Inequalities? (+FREE Worksheet!)
To graph a quadratic inequality, graph the corresponding parabola first, using a dashed curve for a strict inequality and a solid one otherwise, then shade the region that satisfies it. Testing a single point off the curve tells you which side to shade. Exercises for Graphing Quadratic inequalities Sketch the graph of each function. (color{blue}{y<-2x^2}) […]