SOLUTION: Sketch the graph of f(x)= (x^2-4)/(x-2); where X is not = to 2

Question 149337This question is from textbook Caluculus of Single Variable
: Sketch the graph of f(x)= (x^2-4)/(x-2); where X is not = to 2 This question is from textbook Caluculus of Single Variable

Answer by Fombitz(32388) (Show Source): You can put this solution on YOUR website!

The circle at x=-2 signifies that no value for f(x) is given there.
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Algebraically, what's going on is,

So when you do the division,

The graph looks like the line, , except at where it is undefined, because of division by zero.

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