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# Chapter Three Vocab

### Writing and Graphing Inequalities

TermDefinition
Inequality A mathematical sentence that compares expressions; It contains the symbols <,>,<=,>=
Solution of an 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 A 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 <, <=, >, >=
Solution of a Linear Inequality An ordered pair (x,y) that makes a linear inequality; All of the points in the shaded half-plane are solutions.
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: robertprince