ORDER and INTERVAL NOTATION

GRAPHING THE NUMBER SETS ON THE NUMBER LINE

GRAPH: -1 < x < 3

0 2 4 6-2-4-6

INTERVAL NOTATION (AND TYPE)

(-1, 3 ) Bounded & Open

ORDER and INTERVAL NOTATION

GRAPHING THE NUMBER SETS ON THE NUMBER LINE

GRAPH: -6 < x < -½

0 2 4 6-2-4-6

INTERVAL NOTATION (AND TYPE)

[-6, -½ ] Bounded & Closed

ORDER and INTERVAL NOTATION

GRAPHING THE NUMBER SETS ON THE NUMBER LINE

GRAPH: 0 < x < 2.3

0 2 4 6-2-4-6

INTERVAL NOTATION (AND TYPE)

( 0, 2.3 ] Bounded & Half-Open

ORDER and INTERVAL NOTATION

GRAPHING THE NUMBER SETS ON THE NUMBER LINE

GRAPH: x > -2

0 2 4 6-2-4-6

INTERVAL NOTATION (AND TYPE)

(-2, ∞) Unbounded &Open

ORDER and INTERVAL NOTATION

GRAPHING THE NUMBER SETS ON THE NUMBER LINE

GRAPH: x < 4.5

0 2 4 6-2-4-6

INTERVAL NOTATION (AND TYPE)

(- ∞, 4.5 ] Unbounded &Closed

ORDER and INTERVAL NOTATION

Converting between intervals and inequalities

Write (-2, 5) as an inequalityin set-builder notation

{x | -2 < x < 5}Open or Closed?

Open

ORDER and INTERVAL NOTATION

Write [-2, ∞) as an inequalityin set-builder notation

{x | x > -2}Open or Closed?

Closed

Converting between intervals and inequalities

ORDER and INTERVAL NOTATION

Write (-∞, 6) as an inequalityin set-builder notation

{x | x < 6}Open or Closed?

Open

Converting between intervals and inequalities