Functions and Limits

Four Ways to Represent a Function

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±ØÇÑÀÇ ¹ýÄ¢µé(Limit Laws)

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$\text{Definition} \ \$ $\displaystyle \lim_{x \rightarrow a} f(x) =\infty$ , $\displaystyle \lim_{x \rightarrow a} f(x) =-\infty$