Pearson eText for Precalculus: Concepts...4th EditionMichael Sullivan, Michael Sullivan Publisher: PEARSON+ISBN: 9780137399635
Pearson eText for Precalculus: Concepts...
Solutions for Pearson eText for Precalculus: Concepts Through Functions, A Unit Circle Approach to Trigonometry -- Instant Access (Pearson+)
Problem 2AYU:
2. Simplify: (pp. A58 – A59)
Problem 3AYU:
3. Solve: (p. A4)
Problem 5AYU:
5. If what point is on the graph of f? (pp. 60 -61)
Problem 6AYU:
Is 3 a zero of f(x)=x2+4x+3?(pp. 61 62)Problem 7AYU:
7. When a quadratic equation has a repeated solution, it is called a(n) _________ root or a root of...Problem 8AYU:
The quantity b24ac is called the _________ of a quadratic equation. If it is __________, the...Problem 9AYU:
How many real zeros can a quadratic function have?Problem 10AYU:
State the quadratic formula.Problem 11AYU:
True or False If the discriminant of a quadratic equation is positive, then the equation has two...Problem 12AYU:
A quadratic equation is sometimes called a ________ equation. First-degree Second-degree...Problem 13AYU:
In Problems 13 26, find the zeros of each quadratic function by factoring. What are the...Problem 14AYU:
In Problems 13-26, find the zeros of each quadratic function by factoring. What are the x-intercepts...Problem 15AYU:
In Problems 13-26, find the zeros of each quadratic function by factoring. What are the x-intercepts...Problem 16AYU:
In Problems 13-26, find the zeros of each quadratic function by factoring. What are the x-intercepts...Problem 17AYU:
In Problems 13-26, find the zeros of each quadratic function by factoring. What are the x-intercepts...Problem 25AYU:
In Problems 13-26, find the zeros of each quadratic function by factoring. What are the x-intercepts...Problem 29AYU:
In problem 27-32, find the zeros of each quadratic function using the Square Root Method. What are...Problem 33AYU:
In problem 33-38, find the zeros of each quadratic function by complete the square. What are the...Problem 37AYU:
In problem 33-38, find the zeros of each quadratic function by complete the square. What are the...Problem 49AYU:
In problems 3952, find the real zeroes, if any of each quadratic functions using the quadratic...Problem 53AYU:
In problems 5358, solve f(x)=g(x). What are the points of intersection of the graphs of the two...Problem 73AYU:
In problems 59-76, find the real zeros of each function. What are the x intercepts of the graph of...Problem 91AYU:
In problem 89-94,
Graph each function using transformations,
Find the real zeros of each function,...Problem 92AYU:
In problem 89-94, Graph each function using transformations, Find the real zeros of each function,...Problem 93AYU:
In problem 89-94, Graph each function using transformations, Find the real zeros of each function,...Problem 94AYU:
In problem 89-94, Graph each function using transformations, Find the real zeros of each function,...Problem 95AYU:
In problems 95-100, solve . What are the points of intersection of the graphs of two functions?
95....Problem 96AYU:
In problems 95-100, solve . What are the points of intersection of the graphs of two functions?
96....Problem 97AYU:
In problems 95-100, solve . What are the points of intersection of the graphs of two functions?
97....Problem 98AYU:
In problems 95-100, solve f(x)=g(x). What are the points of intersection of the graphs of two...Problem 99AYU:
In problems 95-100, solve . What are the points of intersection of the graphs of two functions?
99. ...Problem 100AYU:
In problems 95-100, solve . What are the points of intersection of the graphs of two functions?
100....Problem 101AYU:
Suppose that f(x)=x2+5x14 and g(x)=x+3x4 Find the zeros of (f+g)(x). Find the zeros of (fg)(x). Find...Problem 102AYU:
102. Suppose that, and
(a) Find the zeros of .
(b) Find the zeros of .
(c) Find the zeros of...Problem 103AYU:
Dimensions of a window, The function A(x)=x(x+2) describes the area A of the opening of a...Problem 104AYU:
Dimensions of a window, The function A(x)=x(x+1) describes the area A of the opening of a...Problem 105AYU:
Constructing a Box, An open box is to be constructed from a square sheet of sheet metal with...Problem 106AYU:
Constructing a Box Rework Problem 105 if the box needs to hold 16 cubic feet. 105, Constructing a...Problem 107AYU:
Physics A ball is thrown vertically upward from the top of a building 96 feet tall with an initial...Problem 108AYU:
108. Physics An object is propelled vertically upward with an initial velocity of 20 meters per...Problem 109AYU:
Consecutive Integers The sum S of the consecutive integers 1, 2, 3, , n is given by the function...Problem 110AYU:
Geometry The number of diagonals D of a polygon with n sides is given by the function D(n)=12n(n3)...Problem 111AYU:
Show that the sum of the roots of a quadratic equation is baProblem 112AYU:
Show that the product of the roots of quadratic equation is caProblem 114AYU:
114. Find k such that the function has a repeated real zero.
Problem 115AYU:
Show that the real zeros of the function f(x)=ax2+bx+c are the negatives of the real zeros of the...Problem 116AYU:
Show that real zeros of the function f(x)=ax2+bx+c are the reciprocals of the real zeros of the...Problem 118AYU:
118. Describe four methods you might use to find the zeros of a quadratic function. State you...Problem 119AYU:
119. Explain the benefits of evaluating the discriminant of a quadratic equation before attempting...Problem 120AYU:
Create three quadratic functions, one having two distinct zeros, one having no real zeros, and one...Problem 121AYU:
The word quadratic seems to imply four (quad), yet a quadratic equation is an equation that a...Problem 123AYU:
Problems are based on material learned earlier in the course. The purpose of these problems is to...Problem 124AYU:
Problem 123-126 are based on material learned earlier in the course. The purpose of these problems...Browse All Chapters of This Textbook
Chapter F - Foundations: A Prelude To FunctionsChapter F.1 - The Distance And Midpoint FormulasChapter F.2 - Graphs Of Equations In Two Variables; Intercepts; SymmetryChapter F.3 - LinesChapter F.4 - CirclesChapter 1 - Functions And Their GraphsChapter 1.1 - FunctionsChapter 1.2 - The Graph Of A FunctionChapter 1.3 - Properties Of FunctionsChapter 1.4 - Library Of Functions; Piecewise-defined Functions
Chapter 1.5 - Graphing Techniques: TransformationsChapter 1.6 - Mathematical Models: Building FunctionsChapter 1.7 - Building Mathematical Models Using VariationChapter 2 - Linear And Quadratic FunctionsChapter 2.1 - Properties Of Linear Functions And Linear ModelsChapter 2.2 - Building Linear Models From DataChapter 2.3 - Quadratic Functions And Their ZerosChapter 2.4 - Properties Of Quadratic FunctionsChapter 2.5 - Inequalities Involving Quadratic FunctionsChapter 2.6 - Building Quadratic Models From Verbal Descriptions And From DataChapter 2.7 - Complex Zeros Of A Quadratic FunctionChapter 2.8 - Equations And Inequalities Involving The Absolute Value FunctionChapter 3 - Polynomial And Rational FunctionsChapter 3.1 - Polynomial Functions And ModelsChapter 3.2 - The Real Zeros Of A Polynomial FunctionChapter 3.3 - Complex Zeros; Fundamental Theorem Of AlgebraChapter 3.4 - Properties Of Rational FunctionsChapter 3.5 - The Graph Of A Rational FunctionChapter 3.6 - Polynomial And Rational InequalitiesChapter 4 - Exponential And Logarithmic FunctionsChapter 4.1 - Composite FunctionsChapter 4.2 - One-to-one Functions; Inverse FunctionsChapter 4.3 - Exponential FunctionsChapter 4.4 - Logarithmic FunctionsChapter 4.5 - Properties Of LogarithmsChapter 4.6 - Logarithmic And Exponential EquationsChapter 4.7 - Financial ModelsChapter 4.8 - Exponential Growth And Decay Models; Newton’s Law; Logistic Growth And Decay ModelsChapter 4.9 - Building Exponential, Logarithmic, And Logistic Models From DataChapter 5 - Trigonometric FunctionsChapter 5.1 - Angles And Their MeasureChapter 5.2 - Trigonometric Functions: Unit Circle ApproachChapter 5.3 - Properties Of The Trigonometric FunctionsChapter 5.4 - Graphs Of The Sine And Cosine FunctionsChapter 5.5 - Graphs Of The Tangent, Cotangent, Cosecant, And Secant FunctionsChapter 5.6 - Phase Shift; Sinusoidal Curve FittingChapter 6 - Analytic TrigonometryChapter 6.1 - The Inverse Sine, Cosine, And Tangent FunctionsChapter 6.2 - The Inverse Trigonometric Functions (continued)Chapter 6.3 - Trigonometric EquationsChapter 6.4 - Trigonometric IdentitiesChapter 6.5 - Sum And Difference FormulasChapter 6.6 - Double-angle And Half-angle FormulasChapter 6.7 - Product-to-sum And Sum-to-product FormulasChapter 7 - Applications Of Trigonometric FunctionsChapter 7.1 - Right Triangle Trigonometry; ApplicationsChapter 7.2 - The Law Of SinesChapter 7.3 - The Law Of CosinesChapter 7.4 - Area Of A TriangleChapter 7.5 - Simple Harmonic Motion; Damped Motion; Combining WavesChapter 8 - Polar Coordinates; VectorsChapter 8.1 - Polar CoordinatesChapter 8.2 - Polar Equations And GraphsChapter 8.3 - The Complex Plane; De Moivre’s TheoremChapter 8.4 - VectorsChapter 8.5 - The Dot ProductChapter 8.6 - Vectors In SpaceChapter 8.7 - The Cross ProductChapter 9 - Analytic GeometryChapter 9.2 - The ParabolaChapter 9.3 - The EllipseChapter 9.4 - The HyperbolaChapter 9.5 - Rotation Of Axes; General Form Of A ConicChapter 9.6 - Polar Equations Of ConicsChapter 9.7 - Plane Curves And Parametric EquationsChapter 10 - Systems Of Equations And InequalitiesChapter 10.1 - Systems Of Linear Equations: Substitution And EliminationChapter 10.2 - Systems Of Linear Equations: MatricesChapter 10.3 - Systems Of Linear Equations: DeterminantsChapter 10.4 - Matrix AlgebraChapter 10.5 - Partial Fraction DecompositionChapter 10.6 - Systems Of Nonlinear EquationsChapter 10.7 - Systems Of InequalitiesChapter 10.8 - Linear ProgrammingChapter 11 - Sequences; Induction; The Binomial TheoremChapter 11.1 - SequencesChapter 11.2 - Arithmetic SequencesChapter 11.3 - Geometric Sequences; Geometric SeriesChapter 11.4 - Mathematical InductionChapter 11.5 - The Binomial TheoremChapter 12 - Counting And ProbabilityChapter 12.1 - CountingChapter 12.2 - Permutations And CombinationsChapter 12.3 - ProbabilityChapter 13 - A Preview Of Calculus: The Limit, Derivative, And Integral Of A FunctionChapter 13.1 - Finding Limits Using Tables And GraphsChapter 13.2 - Algebra Techniques For Finding LimitsChapter 13.3 - One-sided Limits; Continuous FunctionsChapter 13.4 - The Tangent Problem; The DerivativeChapter 13.5 - The Area Problem; The IntegralChapter A.1 - Algebra EssentialsChapter A.2 - Geometry EssentialsChapter A.3 - PolynomialsChapter A.4 - Factoring PolynomialsChapter A.5 - Synthetic DivisionChapter A.6 - Rational ExpressionsChapter A.7 - Nth Roots; Rational ExponentsChapter A.8 - Solving EquationsChapter A.9 - Problem Solving: Interest, Mixture, Uniform Motion, Constant Rate Job ApplicationsChapter A.10 - Interval Notation; Solving InequalitiesChapter A.11 - Complex NumbersChapter B.1 - The Viewing RectangleChapter B.2 - Using A Graphing Utility To Graph EquationsChapter B.3 - Using A Graphing Utility To Locate Intercepts And Check For SymmetryChapter B.5 - Square Screens
Sample Solutions for this Textbook
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Chapter F, Problem 1CPChapter 1, Problem 1REChapter 2, Problem 1REChapter 3, Problem 1REChapter 4, Problem 1REChapter 5, Problem 1REChapter 6, Problem 1REChapter 7, Problem 1REChapter 8, Problem 1RE
Chapter 9, Problem 1REGiven information: The system, {2x−y=5 5x+2y=8 Explanation: To solve the system equations by using...Chapter 11, Problem 1REGiven: The set {Dave, Joanne, Erica}. Calculation: The set {Dave, Joanne, Erica}. Subsets = ∅, {...Chapter 13, Problem 1REGiven Information: The given rational number {−3,0,2,65,π}. Explanation: Integers are the set of...
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