MTH 4420 COLLEGE ALGEBRA
3 Credit Hours
Student Level:
This course is open to students on the college level in the freshman or sophomore year.
Catalog Description of the Course:
MTH4420  College Algebra (3 hrs.)
[KRSN MAT1010]
This course is an introduction of algebraic functions and some transcendental functions with application in business and life, natural, and social sciences. Topics include solving equations, zeros, rational functions, matrices, exponentials, logarithms, and systems. Additional topics are included as time permits. This course requires that the students furnish their TI83 or TI84 seriesgraphing calculator.
Course Classification:
Lecture / Online / IDL
Prerequisites:
A minimum grade of C in MTH4410 or MTH4411, satisfactory course placement assessment, or 21 ACT math score.
Controlling Purpose:
This course is designed to equip both calculus and noncalculus bound students with a basic knowledge of how to apply the classical functions of College Algebra to real life problems.
Learner Outcomes:
Students completing this course with an A, B, or C will be able to apply computational skills such as reasoning, estimation, and problem solving as they are actually used on the job and in personal lives, and should have skills in recognizing and defining problems, inventing and implementing solutions, and tracking and evaluating results, with respect to the classical functions of College Algebra.
The learning outcomes and competencies detailed in this course meet, or exceed the learning outcomes and competencies specified by the Kansas Core Outcomes Project for this course, as sanctioned by the Kansas board of Regents.
Core Outcomes:
The learning outcomes and competencies detailed in this course outline or syllabus meet or exceed the learning outcomes and competencies specified by the Kansas Core Outcomes Groups project for this course as approved by the Kansas Board of Regents.
Units of Instruction with Outcomes and Competencies:
The following outline defines the minimum core content not including the final examination period. Instructors may add other material as time allows.
UNIT 1: Prerequisites: Fundamental Concepts of Algebra
Outcomes: The student will review concepts of real numbers, exponents, radicals, and basic rules of algebra.
 Factor out the greatest common factor of a polynomial.
 Factor by grouping.
 Factor trinomials.
 Factor the difference of squares.
 Factor perfect square trinomials.
 Factor the sum and difference of two cubes.
 Use a general strategy for factoring polynomials.
 Factor algebraic expressions containing fractional and negative exponents.
UNIT 2: EQUATIONS AND INEQUALITIES
Outcomes: The student will learn to solve and use linear, quadratic and polynomial equations, equations involving radicals, fractions or absolute values; find intercepts, zeros, and graphical solutions; perform operations with complex numbers and use mathematical models to solve real world application problems.
 Plot points in the rectangular coordinate system.
 Graph equations in the rectangular coordinate system.
 Use a graph to determine intercepts.
 Interpret information given by graphs.
 Solve linear equations in one variable.
 Solve linear equations containing fractions.
 Solve rational equations with variables in the denominators.
 Recognize identities, conditional equations, and inconsistent equations.
 Solve applied problems using mathematical models.
 Use linear equations to solve problems.
 Solve a formula for a variable.
 Add and subtract complex numbers.
 Multiply complex numbers.
 Divide complex numbers.
 Perform operations with square roots of negative numbers.
 Solve quadratic equations by factoring, square root property, completing the square, and the quadratic formula.
 Use the discriminant to determine the number and type of solutions.
 Determine the most efficient method to use when solving a quadratic equation
UNIT 3: FUNCTIONS AND GRAPHS
Outcomes: The student will review previously learned concepts of graphing on the xy coordinate plane and analyzing linear functions, and make real world applications using these skills.
 Find the domain and range of a relation.
 Determine whether a relation is a function.
 Determine whether an equation represents a function.
 Evaluate a function.
 Graph functions.
 Use the vertical line test to identify functions.
 Obtain information about a function from its graph.
 Identify the domain and range of a function from its graph.
 Identify intercepts from a function’s graph.
 Understand and use piecewise functions.
 Identify intervals on which a function increases, decreases, or is constant.
 Use graphs to locate relative maxima or minima.
 Identify even or odd functions and recognize their symmetries.
 Calculate a line’s slope.
 Write the pointslope form of the equation of a line.
 Write and graph the slopeintercept form of the equation of a line.
 Graph horizontal or vertical lines.
 Recognize and use the general form of a line’s equation.
 Use intercepts to graph the general form of a line’s equation.
 Model data with linear functions and make predictions.
UNIT 4: Functions and Graphs
Outcomes: The student will review previously learned concepts of graphing on the xy coordinate plane and analyzing linear functions, and make real world applications using these skills.
 Find slopes and equations of parallel and perpendicular lines.
 Interpret slope as rate of change.
 Recognize graphs of common functions.
 Use vertical shifts to graph functions.
 Use horizontal shifts to graph functions.
 Use reflections to graph functions.
 Use vertical stretching and shrinking to graph functions.
 Use horizontal stretching and shrinking to graph functions.
 Graph functions involving a sequence of transformations.
 Find the domain of a function.
 Combine functions using the algebra of functions, specifying domains.
 Form composite functions.
 Determine domains for composite functions.
 Write functions as compositions.
 Verify inverse functions.
 Find the inverse of a function.
 Use the horizontal line test to determine if a function has an inverse function.
 Use the graph of a onetoone function to graph its inverse function.
 Find the inverse of a function and graph both functions on the same axes.
 Find the distance between two points.
UNIT 5: Functions and Graphs
Outcomes: The student will review previously learned concepts of graphing on the xy coordinate plane and analyzing linear functions, and make real world applications using these skills.
 Find the midpoint of a line segment.
 Write the standard form of a circle’s equation.
 Give the center and radius of a circle whose equation is in standard form.
 Convert the general form of a circle’s equation to standard form.
UNIT 6: Polynomial and Rational Functions
Outcomes: The student will learn to analyze and graph polynomial functions and solve realworld application problems involving polynomials.
 Recognize characteristics of parabolas including the vertex.
 Graph parabolas.
 Determine a quadratic function’s minimum or maximum value.
 Identify polynomial functions.
 Recognize characteristics of graphs of polynomial functions.
 Determine end behavior.
 Use factoring to find zeros of polynomial functions.
 Identify zeros and their multiplicities.
 Graph polynomial functions.
 Use long division to divide polynomials.
UNIT 7: Polynomial and Rational Functions
Outcomes: The student will learn to analyze and graph polynomial functions and solve realworld application problems involving polynomials.
 Use synthetic division to divide polynomials.
 Evaluate a polynomial using the Remainder Theorem.
 Use the Factor Theorem to solve a polynomial equation.
 Use the rational zero theorem to find possible rational zeros.
 Find zeros of a polynomial function, both real and complex answers (includes fundamental theorem of algebra).
 Solve polynomial equations.
 Find a polynomial function with given zeros.
 Find the domain of rational functions.
 Identify vertical asymptotes.
 Identify horizontal asymptotes.
 Use transformations to graph rational functions.
 Graph rational functions.
 Identify slant asymptotes.
 Solve polynomial inequalities.
 Solve rational inequalities.
 Solve direct variation problems.
 Solve inverse variation problems.
 Solve combined variation problems.
 Solve problems involving joint variation.
UNIT 8: Exponential and Logarithmic Functions
Outcomes: The student will learn the basic properties and graphs of exponential and logarithmic functions.
 Evaluate exponential functions.
 Graph exponential functions.
 Evaluate functions with base e.
 Use compound interest formulas.
 Change from logarithmic to exponential form.
 Change from exponential to logarithmic form.
 Evaluate logarithms.
 Use basic logarithmic functions.
 Graph logarithmic functions.
 Find the domain of a logarithmic function.
 Use common logarithms.
 Use natural logarithms.
 Use the product rule of logarithms.
 Use the quotient rule of logarithms.
 Use the power rule of logarithms.
 Expand logarithmic expressions.
 Condense logarithmic expressions.
 Use the changeofbase property.
 Use like bases to solve exponential equations.
 Use logarithms to solve exponential equations.
 Use the definition of a logarithm to solve logarithmic equations.
 Use the onetoone property of logarithms to solve logarithmic equations.
 Solve applied problems involving exponential and logarithmic equations
 Model exponential growth and decay.
 Use logistic growth models.
UNIT 9: Systems of Equations and Inequalities
Outcomes: The student will solve simple linear systems using algebraic substitution, addition, and elimination methods.
 Decide whether an ordered pair is a solution of a linear system.
 Solve linear systems by substitution.
 Solve linear systems by addition.
 Identify systems that do not have exactly one orderedpair solution.
 Solve problems using systems of linear equations.
 Verify the solution of system of linear equations in three variables.
 Solve systems of linear equations in three variables.
 Solve problems using systems in three variables.
 Recognize systems of nonlinear equations in two variables.
 Solve nonlinear systems by substitution.
 Solve nonlinear systems by addition.
 Graph a linear inequality in two variables.
 Graph a nonlinear inequality in two variables.
 Graph a system of inequalities.
UNIT 10: Matrix Solutions to Linear Systems
Outcomes: The student will solve simple linear systems using inverse matrices and determinants.
 Write the augmented matrix for a linear system.
 Perform matrix row operations.
 Use matrices and Gaussian elimination to solve systems.
 Use matrices and GaussJordan elimination to solve systems.
 Apply Gaussian elimination to systems without unique solutions.
 Apply Gaussian elimination to systems with more variables than equations.
 Solve problems involving systems without unique solutions.
 Use matrix notation.
 Add and subtract matrices.
 Perform scalar multiplication.
 Solve matrix equations.
 Multiply matrices.
 Find the multiplicative inverse of a square matrix.
 Use inverses to solve matrix equations.
 Evaluate a secondorder determinant.
 Solve a system of linear equations in two variables using Cramer’s rule.
 Evaluate a thirdorder determinant.
 Solve a system of linear equations in three variables using Cramer’s rule.
 Evaluate higherorder determinants.
UNIT 11: Conic Section
Outcomes: The student will recognize, graph and write equations of conics with center at the origin.
 Graph parabolas with vertices at the origin.
 Write equations of parabolas in standard form.
 Graph parabolas with vertices not at the origin.
Bold items denote course competencies agreed upon by the Kansas Core Outcomes Project
Projects Required:
None
Text Book:
Contact Bookstore for current text.
Materials/Equipment needed:
TI83 or TI83 PLUS graphing calculator
A graphing calculator is required for this course. Instructors are encouraged to cover the initial review material on solving linear, rational and quadratic equations, using various methods by having students show their work. [Chapter 1 in the current text.] Though calculator programs on factoring, solving equations, completing the square and more are available, instructors are discouraged from introducing these programs to students at this time.
Attendance Policy:
Students should adhere to the attendance policy outlined by the instructor in the course syllabus.
Grading Policy:
A minimum 40% of the course grade shall consist of proctored assessment(s) of which at least 20% of the course grade shall include a comprehensive departmental final exam.
Maximum class size:
Based on classroom occupancy.
Course Time Frame:
The U.S. Department of Education, Higher Learning Commission and the Kansas Board of Regents define credit hour and have specific regulations that the college must follow when developing, teaching and assessing the educational aspects of the college. A credit hour is an amount of work represented in intended learning outcomes and verified by evidence of student achievement that is an institutionally established equivalency that reasonably approximates not less than one hour of classroom or direct faculty instruction and a minimum of two hours of outofclass student work for approximately fifteen weeks for one semester hour of credit or an equivalent amount of work over a different amount of time, The number of semester hours of credit allowed for each distance education or blended hybrid courses shall be assigned by the college based on the amount of time needed to achieve the same course outcomes in a purely facetoface format.
Refer to the following policies:
402.00 Academic Code of Conduct
263.00 Student Appeal of Course Grades
403.00 Student Code of Conduct
Disability Services Program:
Cowley College, in recognition of state and federal laws, will accommodate a student with a documented
disability. If a student has a disability, which may impact work in this class, which requires accommodations, contact the Disability Services Coordinator.
