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Chapter 3 Math Vocab
Writing and Graphing inequalities
Term | Definition |
---|---|
Inequality | a mathematical sentence that compares expressions using <,>,<=, or >= |
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 | 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; 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 a inequality in a coordinate plane |
Half-Planes | in a coordinate plane, the regions on either side of a boundary line |