Precalculus 2014
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Observe the graph:
(a)
The function value at is .
.
(b)
In the graph there is a circle at .
is not part of the domain.
is not defined.
is not defined.
(c)
The domain of the function is .
is not in the part of domain.
is not defined.
.
is not defined.
is not defined.
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