Given the set sketched on the number line, identify the type of interval (open, closed, half-open, open infinite, closed infinite), write the set using set-builder notation, and write the set using interval notation.
A. open infinite interval; {x|x < -2}; (-?, -2)
B. open infinite interval; {x|x > -2}; (-2, ?)
C. closed infinite interval; {x|x ? -2}; (-?, -2]
D. closed infinite interval; {x|x ? -2}; [-2, ?)
Answer: B
Mathematics
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