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Calculus1 18 Online
OpenStudy (anonymous):

Find the limit.

OpenStudy (anonymous):

\[\lim_{x \rightarrow 10^{+}} \frac{ \left| x-10 \right| }{ x-10 }\]

OpenStudy (sanjanap):

ooo I just took a test on this.

OpenStudy (anonymous):

@SanjanaP please :)

OpenStudy (sanjanap):

Hold on.

OpenStudy (sanjanap):

First, recognize that by direct substitution, the limit is of the indeterminate form zero over zero. Next, rewrite the function. Recall the definition of absolute value. Since this is a piecewise function, the limit is evaluated by considering the one-sided limits.

OpenStudy (sanjanap):

Let’s consider the limit from the left. There is a common factor of x minus ten in both the numerator and denominator. By cancelling the common factor the function is simplified to negative one.

OpenStudy (sanjanap):

Now, let’s consider the limit from the right. Again, there is a common factor of x minus ten in both the numerator and denominator. By cancelling the common factor the function is simplified to one.

OpenStudy (sanjanap):

Since you wanted it from the right, its 1. Got your answer and explanation? @dimensionx

OpenStudy (anonymous):

Thanks

OpenStudy (sanjanap):

You're Welcome!

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