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Question
In exercise problems 7 – 15, use the graph to find the limits (if it exists). If the limit does not exist, explain why?
`lim_(x -> 3) (4 - x)`
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Solution
From the graph the value of the function at x = 3 is y = f(3) = 1
∴ `lim_(x -> 3) (4 - x)` = 1
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