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Mathematics 15 Online
OpenStudy (anonymous):

Help please!!! Question to follow

OpenStudy (anonymous):

\[\lim_{x \rightarrow 4} = \frac{ \sqrt{x} - 2}{ x-4 }\]

OpenStudy (anonymous):

how do you solve this when if you plug in 4, you will get a zero in the denominator -- do you use L'hopitals rule????

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