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### In Exercises 21-28, use the graph to find the lim…

03:04
University of California, Berkeley
Problem 23

# In Exercises 21-28, use the graph to find the limit (if it exists). If the limit does not exist, explain why.$$f(x)=\left\{\begin{array}{ll}{4-x,} & {x \neq 2} \\ {0,} & {x=2}\end{array}\right.$$

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## Video Transcript

Okay, so we're asked to find a limit as extra purchased two of our conscience threats as X approaches to from the left hand side. Then we get this valley, which is and then if we approach from the right hand side, you also get to so peace rallies are equal or living as expertise of our function is equal to