Rational FunctionsOutcome 12: I can graph and analyze key features of rational functions.
a. I can graph a rational function to show key features. b. I can identify and interpret key features of rational functions in context using graphs and tables. c. I can identify asymptotes and/or points of discontinuity. d. I can rewrite a rational expression and use it to determine discontinuities. Outcome 13: I can operate with rational expressions. a. I can add or subtract two rational expressions (limited to denominators that are linear expressions). b. I can multiply two rational expressions. c. I can divide two rational expressions. Outcome 14: I can build and solve rational equations. a. I can create a rational equation from context. b. I can solve rational equations using graphs and tables. c. I can solve rational equations algebraically and justify each step in the solving process. d. I can identify extraneous solutions to a rational equation. |
Simplifying Rational Expressions
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Mulitply/ Divide |
Add/ Subtract Rational Expressions•Khan Academy: Adding Rational Expressions with LIKE Denominators
• Khan Academy: Notes Adding Rational Expressions like denominators • Khan Academy Practice: Adding Rational Expressions like denominators * Blue and Red Algebra 15-4: Like Denominators Easy * Blue and Red Book Adding: Like Denominators *Adding and Subtracting Unlike Denominators Notes * Adding and Subtracting Rational Expressions Unlike Denominators *Khan Academy: Adding and Subtracting Rational Expressions with unlike denominators *Khan Academy: Quiz Adding and Subtracting with unlike denominators |