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Course No: MTH112 Credits: 4 Date: October 2010 Course Title: Elementary Functions Institution: Rogue Community College Type of Course: Transfer Length of Course: A minimum of forty (40) lecture hours per one term. Prerequisites: MTH95 and RD30 or designated placement test score as shown on current indicator chart. Department Assignment: Mathematics Course Description: Elementary Functions covers basic and advanced trigonometry. Course Outcomes, ILO (Institutional Learning Outcomes) Indicators and Assessment: On successful completion of this course, the students will be able to: Expected Outcomes: 1. Use mathematical problem solving techniques involving exponential, logarithmic and trigonometric functions. These techniques include data fitting and the use of graphical, symbolic, narrative and tabular methods of analysis. 2. Use trigonometry in a variety of applications in surveying, engineering, navigation, and others. ILO Key Indicators: Assessment Methods: COM 2 - Express ideas 1. Criterion referenced tests and clearly in oral, written and quizzes using pencil, paper and visual work. graphing calculators, daily CT 3 - Locate, organize, homework requiring analysis of analyze, and interpret data and information to arrive at data. a solution or conclusion, a AK 2 - Integrate previous research project relating to and new learning, along topics studies in class. with practical skills, to solve problems. Homework, tests, group work, AK 4 - Use numeracy class discussions, and skills for interpretation, instructor observation. synthesis, and analysis of data. AL 3 - Internalize and 2. Criterion referenced tests and assimilates information quizzes using pencil, paper and into new situations. graphing calculators, daily AK 1 - Demonstrate homework requiring analysis of ability to transfer learning data and information to arrive at in familiar and unfamiliar a solution or conclusion. contexts in order to 1 Expected Outcomes: 3. Solve analytic geometry problems involving trigonometry. 4. Identify the need for data, obtain it from existing sources, and evaluate its relevance and accuracy for problem solving. 5. Use inductive and deductive reasoning to develop and verify mathematical arguments. 6. Participate in problem solving exercises and teach others as a team member. 7. Select and analyze information involving ILO Key Indicators: complete tasks. AK 2 - Integrate previous and new learning, along with practical skills, to solve problems. AL 3 - Internalize and assimilates information into new situations. AK 1 - Demonstrate ability to transfer learning in familiar and unfamiliar contexts in order to complete tasks. AK 2 - Integrate previous and new learning, along with practical skills, to solve problems. CT 3 - Locate, organize, analyze, and interpret data. AK 4 - Use numeracy skills for interpretation, synthesis, and analysis of data. Assessment Methods: Homework, tests, group work, class discussions, and instructor observation. CT 4 - Envision creative approaches to issues and problems. AK 4 - Use numeracy skills for interpretation, synthesis, and analysis of data. 5. Criterion referenced tests and quizzes using pencil, paper and graphing calculators, daily homework requiring analysis of data and information to arrive at a solution or conclusion. CT 4 - Envision creative approaches to issues and problems. AK 2 - Integrate previous and new learning, along with practical skills, to solve problems. 3. Criterion referenced tests and quizzes using pencil, paper and graphing calculators, daily homework requiring analysis of data and information to arrive at a solution or conclusion. Homework, tests, group work, class discussions, and instructor observation. 4. A research project relating to topics studied in class. Homework, tests, group work, class discussions, and instructor observation. Homework, tests, group work, class discussions, and instructor observation. 6. Daily homework requiring analysis of data and information to arrive at a solution or conclusion. Homework, tests, group work, class discussions, and instructor observation. COM 2 - Express ideas 7. Daily homework requiring clearly in oral, written and analysis of data and information 2 Expected Outcomes: ILO Key Indicators: trigonometric functions, and visual work. communicate the results to others using oral, written, graphic, pictorial, or multi-media methods. 8. Approach practical problems by choosing appropriate mathematical techniques outlined in the textbook, use quantitative data to construct logical explanations, and express mathematical ideas and concepts orally and in writing. Assessment Methods: to arrive at a solution or conclusion, and a research project relating to topics studied in class. Homework, tests, group work, class discussions, and instructor observation. CT 3 - Locate, organize, 8. Criterion referenced tests and analyze, and interpret quizzes using pencil, paper and data. graphing calculators, daily COM 2 - Express ideas homework requiring analysis of clearly in oral, written and data and information to arrive at visual work. a solution or conclusion, a research project relating to topics studied in class. Homework, tests, group work, class discussions, and instructor observation. 9. Make use of the graphics calculator as a tool to aid in the problem solving process. CT 3 - Locate, organize, analyze, and interpret data. 9. Criterion referenced tests and quizzes using pencil, paper and graphing calculators, daily homework requiring analysis of data and information to arrive at a solution or conclusion. Homework, tests, group work, class discussions, and instructor observation. Typical Required and Recommended Text(s): Robert Blitzer, Pre-calculus, 4th edition, Prentice Hall Publishing, 2010. Typical Required and Recommended Equipment and Materials: Graphing calculator (TI83, TI-83 Plus, or TI-84 Plus), graph paper, pencil, paper, and notebook. 3 TYPICAL COURSE OUTLINE: Trigonometric Functions (approx. 33% of course) Angles and Their Measure Use degree measure Draw angles in standard position Find coterminal angles Complementary and supplementary angles Use radian measure Convert between degree and radian measures Arc length Linear and angular motion Trigonometric Functions: The Unit Circle Unit circle definitions of the trigonometric function Use the unit circle to find values of the trigonometric functions Domain and range of the sine and cosine functions Find exact values of trigonometric function of common angles Recognize and use fundamental identities Use periodic properties Evaluate trigonometric functions with a calculator Right Triangle Trigonometry Use right triangles to evaluate trigonometric functions Find trigonometric function values for common angles Use equal cofunctions of complements Applications Trigonometric Functions of Any Angle Definitions of trigonometric functions of any angle The signs of trigonometric functions Reference angles and how they are used Graphs of the Sine and Cosine Functions The graph of sin(x) The transformations of the graph of sin(x) The graph of cos(x) The transformations of the graph of cos(x) Model periodic behavior Sinusoidal curve fitting using data points Graphs of Other Trigonometric Functions The graph of tan(x) and its transformations The graph of cot(x) and its transformations The graph of csc(x) and sec(x) and their transformations Inverse Trigonometric Functions Inverse sine function Inverse cosine function Inverse tangent function Use calculator to evaluate inverse trigonometric functions Find exact values of composite functions with inverse trigonometric functions Applications of Trigonometric Functions Solving right triangles Solving problems involving bearings Modeling simple harmonic motion 4 Analytic Trigonometry (approx. 33% of course) Verifying Trigonometric Identities Use the fundamental trigonometric identities to verify other identities Sum and Difference Identities Use the formula for the cosine of the difference of two angles Use the sum and difference formulas for cosines and sines Use the sum and difference formulas for tangents Double-Angle and Half-Angle Identities Use the double angle formulas Use the power-reduction formulas Use the half angle formulas Product-to-Sum and Sum-to-Product Formulas (OPTIONAL) Trigonometric Equation Find all solutions of a trigonometric equation Solve equations with multiple angles Solve quadratic trigonometric equations Use factoring Use identities to solve trigonometric equations Additional Topics in Trigonometry (approx. 33% of course) The Law of Sines Use the Law of Sines to solve oblique triangles Use the Law of Sines to solve the ambiguous case Find the area of an oblique triangle using the sine function Applications using the Law of Sines The Law of Cosines Use the Law of Cosines to solve oblique triangles Applications using the Law of Cosines Heron’s formula Polar Coordinates Plot points in the polar coordinate system Find multiple sets of polar coordinates for a given point Covert from polar to rectangular coordinates and vice-versa Convert an equation from rectangular to polar form and vice-versa Graphs of Polar Equations Circles, lines, Limacons, Rose curves, and Lemniscates Complex Numbers in Polar Form; DeMoivre’s Theorem (OPTIONAL) Vectors (in two dimensions) Equality of vectors Scalar multiplication, vector addition and subtraction Vectors in the rectangular coordinate system Component form of vectors Applied vector problems The Dot Product Find the dot product of two vectors Find the angle between two vectors Orthogonality Projections of a vector onto another Applications 5