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The video tutorial guides students through solving complex problems involving multiplication and subtraction of rational expressions. It emphasizes breaking down problems step by step, focusing on multiplying fractions, simplifying before and after multiplication, and factoring polynomials. The tutorial also covers combining terms, simplifying expressions, and identifying excluded values to avoid zero denominators. The instructor provides clear examples and explanations to help students understand the process and apply it to similar problems.

Describe how to factor a polynomial when simplifying a rational expression.

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What are the excluded values when simplifying rational expressions, and why are they important?

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