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COLLEGE ALGEBRA P.5 – Rational Expressions P.6 – Complex Numbers

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P5 – Rational Expressions

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P5 – Simplify a Rational Expression To simplify a rational expression, factor the numerator and denominator. Then use the equivalent expressions property to eliminate factors common to both the numerator and denominator. A rational expression is simplified when 1 is the only common factor of both the numerator and the denominator.

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P5 – Simplify a Rational Expression

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P5 – Operations on Rational Expressions

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P5 – Complex Fractions A complex fraction is a fraction whose numerator or denominator contains one or more fractions. Simplify complex fractions using one of the following… 1. Multiply by 1 in the form of the LCD. 1. Determine the LCD of all fractions in the complex fraction. 2. Multiply both the numerator and the denominator of the complex fraction by the LCD. 2. Multiply the numerator by the reciprocal of the denominator. 1. Simplify the numerator to a single fraction and the denominator by a single fraction. 2. Using the definition for dividing fractions, multiply the numerator by the reciprocal of the denominator. 3. If possible, simplify the resulting rational expressions.

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P5 – Complex Fractions

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P6 – Complex Numbers

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Homework Continue finding news articles for quarter project. Chapter P Review Exercises 103 – 120 ALL

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