Interval notation

MA 0090 Section 18 - Interval Notation and Graphing Points Wednesday, October 24, 2018 Objectives: Review open, closed, and mixed intervals, and begin discussion of graphing points in the xy-plane. Interval notation Last time, we looked at graphing linear inequalities. The inequality (1) x ≥ −2 has a graph that looks like the following. ................
................