Algebra Chapter 7 (Lesson 2) 7.2 Quadratic Inequalities. In class we discussed the shape of positive and negative quadratic functions. We then looked at videos of the examples from the book involving quadratic inequalities. We tried a few questions from Exercise 7.2, class notes are uploaded (click here). HW - is try questions from Ex. 7.2 | 3 Examples from Section 7.2 |