Domain & Range
Determine domain (horizontal extent) and range (vertical extent) visually from mathematical graphs.
Interval Notation Guide:
[ or ] = Included (Solid dot / Closed)
( or ) = Excluded (Hollow dot / Open / Asymptote)
-inf / inf = Always use parentheses `()`
U = Union for disjoint intervals (e.g., `(-inf,1)U(1,inf)`)
Level:
Level 1
Score:
0 / 0
Accuracy:
100%
Open Circle
Closed Circle
Asymptote
Enter Interval Notation
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