Calc
posted by Maya .
1. For what value(s) of x is f(x) = (x1) / (x^2  1) discontinuous?
2.) f(x) = (1)/(x^2) is continuous for all real numbers EXCEPT:
a. x=0
b. x=1 only
c. x=1 and x=1
d. x=1 only
e. x=2

look at example 2:
1. hint: removable discontinuity
http://tutorial.math.lamar.edu/Classes/CalcI/Continuity.aspx
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