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Chapter 3 Math

Writing and Graphing Inequalities

inequality a mathematical sentence that compares expressions
solution of inequality a value that makes an inequality true
solution set the set of all solutions of an inequality
graph of an inequality a graph that shows all of the solutions of an inequality on a number line
compound inequality an inequality formed by joining two inequalities with the word "and" or the word "or"
absolute value inequality an inequality that contains an absolute value expression
linear inequality in two variables an inequality that is the result of replacing the equal sign in a linear equation with <, <=, >, or >=
solution of a linear inequality an ordered pair (x,y) that makes a linear inequality true
graph of a linear inequality a graph in two variables that shows all of the solutions of an inequality in a coordinate plane
half-planes in a coordinate plane, the regions on either side of a boundary line
Created by: maddymoo11