How do you use a graphing calculator to find the limit of $x | x - 4 |$ $xabs(x-4)$ as x approaches -1?

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Answer 1 · 2016-11-18T21:23:56

-5

Use your calculator (or other graphing software/app) to plot the graph, then look to see what happens at $x = - 1$ $x=-1$

graph{x|x-4| [-10, 10, -5, 5]}

In this case, If $f (x) = x | x - 4 |$ $f(x)= x|x-4|$ , then as $f (x)$ $f(x)$ is continuous, the limit is $f (- 1) = - 5$ $f(-1)=-5$

How do you use a graphing calculator to find the limit of xabs(x-4)x|x−4|xabs(x-4) as x approaches -1?