Which of the following describes the graph of {x | x ≤ 1} ∪ {x | x ≥ 4}?
A) closed circles on 1 and 4 with a line segment between
B) closed circles on 1 and 4 with arrows pointing outward
C) the entire number line
D) no solution
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Verified answer
Just draw a number line and arrows along the line that satisfy the conditions.
B)
The answer is B.