How can I prove lim x->1 (x^2 + 4x) = 5 and lim x->2 (1/x^2) = 1/4 using the epsilon - delta definition of a limit?
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For example: Now, use that is bounded on . Fernando Revilla
why bounded on [0,2]? How did you get these intervals? And why |x + 5|? Why not x-1?
Originally Posted by colerelm1 why bounded on [0,2]? How did you get these intervals? And why |x + 5|? Why not x-1? Because the limit involves , the definition will include and not . Thus you need to bound the other factor.
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