Honors Algebra I Chapter 5 Vocabulary
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9 Terms
1
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boundary
A line or a curve that separates the coordinate range into regions.
2
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closed half-plane
The solution of a linear inequality that included the boundary line.
3
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half-plane
The region of the graph of an inequality on one side of the boundary.
4
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open half-plane
The solution of linear inequality that does not include the boundary line.
5
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compound inequality
Two or more inequalities that are connected by the words and or or
6
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intersection
The graph of a compound inequality containing and; the solution is the set of elements common to both inequalities
7
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set-builder notation
a concise way of writing a solution set
8
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union
The graph of a compound inequality containing or; the solution is a solution of either inequality, not necessarily both.
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inequality
A statement that compares two quantities using