Why can we change lim n→∞ to lim x→∞

When computing the limit of a sequence, it's often useful to consider a limit of real numbers so that we can do things like take derivatives. But why is this allowed in the first place? Why can we change a limit of integers to a limit of real numbers? This video gives an explanation. Calculus Problems playlist: /playlist/PLug5ZIRrShJGFne7YhMi-4eYsUKzkITao Subscribe to see more new math videos! Music: OcularNebula - The Lopez

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