What Exactly are Excluded Values and How to Find Them

The video tutorial explains the concept of excluded values in rational expressions, focusing on why division by zero is undefined. It uses graphical representations to illustrate the concept and provides a step-by-step guide on identifying excluded values and simplifying rational expressions. The importance of finding excluded values before simplification is emphasized to avoid common mistakes.

Describe the process of rewriting a division problem as a multiplication problem in the context of rational expressions.

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What steps should be taken to find excluded values from a rational expression?

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What common mistake do students make regarding excluded values when simplifying rational expressions?

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