For f(x) = 1 if x ≤ 0 and 2 if x > 0, the limit of f at 0:
Aequals 1
Bdoes not exist
Cequals 1.5
Dequals 2
Answer & Solution
Correct answer: B. does not exist
Left limit 1, right limit 2; unequal so limit does not exist.
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