Finding the implied domain with a quadratic denominator of a rational function

The video tutorial explains the concept of domain and range, focusing on how to determine the domain of functions, particularly rational functions. It discusses the importance of identifying values that violate mathematical rules, such as division by zero and negative values under a square root. The tutorial provides examples and step-by-step instructions on factoring and solving equations to find domain exclusions, ensuring a comprehensive understanding of the topic.

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