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@HighlySuspected, well in the case where the denominator would equal 0 at x=5, it does not exist so you would say x approaches 5 to see if it approaches the same point as x=4.99999 and x=5.0000001. In this case where it exists I do agree that it’s dumb but I guess it’s a way to just give a basic understanding of limits because I remember beginning limits with examples like this
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