2.5: Rational Expressions and Equations College Algebra Week 2 - PowerPoint PPT Presentation

Mar 15, 2024 •166 likes •298 views

2.5: Rational Expressions and Equations College Algebra Week 2 Rational Expression Ratio of two expressions (polynomials) ; 0 Complex Rational Expression A fraction within a fraction Rational

2.5: Rational Expressions and Equations College Algebra – Week 2
∗ Rational Expression – � ∗ Ratio of two expressions (polynomials) → � ; � ≠ 0 ∗ Complex Rational Expression – ∗ A fraction within a fraction ∗ Rational Equation – ∗ An equation that contains at least one rational expression.
Ex. 1: Simplify and indicate the values that must be excluded. � � �� a)
Ex. 1: Simplify and indicate the values that must be excluded. � � �� b)
Ex. 2: Add or subtract the rational expression as indicated. �� − � � �� a)
Ex. 2: Add or subtract the rational expressions as indicated. � � �� + � � �� − � � �� b)
Ex. 3: Multiply or divide the rational expressions as indicated. � � �� ∙ � � �� a) ��
Ex. 3: Multiply or divide the rational expressions as indicated. � � �� ÷ b) ��
Ex. 4: Simplify the complex rational expressions. � �� a) �
Ex. 4: Simplify the complex rational expressions. b) � ��
Ex. 5: Solve the following rational equations. a) � � �� = ��
Ex. 5: Solve the following rational equations. b) �� − � = �

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