Graphing the reciprocal identity with a removable discontinuity

The video tutorial covers rational functions, focusing on factorization, graphing, and identifying asymptotes. It explains how to transform graphs and identify discontinuities, both removable and non-removable. The tutorial also demonstrates plotting points to verify graph accuracy and discusses the implications of discontinuities on the graph's shape.

Describe the process of creating a table of values for a rational function.

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What is the significance of the vertical asymptote in the graph of a rational function?

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What is the domain of the function discussed in the text?

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