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Functions, Limits, and Continuity
Problems
Problem : Define a function by f (x) = x - 3 for x≠1 and let f (1) = 1 . At which values of x is f (x) continuous? Does f (x) have a limit at x = 1 ? If so, what is this limit?
f (x) = - 2.Problem : Consider the function
f (x) =  ,
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defined for x≠ - 1, 0 . Does f (x) have a limit at x = 0 ? If so, what is the limit?
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= - 2
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