What Are Intervals?Menu1DefinitionInterval on a Number LineActivity Set 12Intervals as InequalitiesActivity Set 13Interval Notation Using Square Brackets and ParenthesesActivity Set 14Open IntervalsActivity Set 15Closed IntervalsActivity Set 16Half-open IntervalsWhat Is a Half-Open Interval?A half-open interval includes one endpoint, but not the other. An infinite interval cannot be half-open at all. Watch this video to learn more.UnderstoodContinueActivity Set 17Union of IntervalsActivity Set 18Intersection of IntervalsActivity Set 19Boss Battle
What Is a Half-Open Interval?A half-open interval includes one endpoint, but not the other. An infinite interval cannot be half-open at all. Watch this video to learn more.UnderstoodContinue
