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Mathematics
Algebra
Interval Notation and Set-builder Notation Equivalents
One interval is given in interval notation, another in set-builder notation. Match the equivalent intervals. (4 points) (−∞, 4) [4, ∞) (4, ∞) (−∞ ∞)
1 answer
(−∞, 4) = {x | x < 4}
[4, ∞) = {x | x ≥ 4}
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