Add and Subtract Rational Expressions Step by Step

The video tutorial explains how to add and subtract rational expressions by ensuring a common denominator. It covers finding the least common denominator using multiples, applying operations to numerators, and simplifying expressions. The tutorial also addresses complex scenarios with different denominators and discusses excluded values that make denominators zero.

Why is it important to simplify your final answer when working with rational expressions?

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How can you identify excluded values in rational expressions?

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What steps should you follow to combine rational expressions with different denominators?

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What common mistakes do students make when finding the least common denominator?

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