Math in Our World3rd EditionDavid Sobecki Professor, Allan G. Bluman Publisher: McGraw-Hill EducationISBN: 9780073519678
Math in Our World
Solutions for Math in Our World
Problem 1TTO:
Write the set of months that end with the letter y.Problem 2TTO:
Write each set, using the roster method. (a) The set of even natural numbers from 80 to 90. (b) The...Problem 3TTO:
Decide whether each statement is true or false. (a) July A, where A is the set of months between...Problem 5TTO:
Use set-builder notation to designate each set, then write how your answer would be read aloud. (a)...Problem 9TTO:
Find the cardinal number of each set. (a) A = {z, y, x, w, v} (b) B = {x E and x is between 15 and...Problem 12TTO:
Show that the sets {North, South, East, West} and {sun, rain, snow, sleet} have a one-to-one...Problem 4E:
List and describe three ways to write sets.Problem 10E:
For Exercises 922. write each set using the roster method. Do not include repeats. You may have to...Problem 11E:
For Exercises 922. write each set using the roster method. Do not include repeats. You may have to...Problem 12E:
For Exercises 922, write each set using the roster method. Do not include repeats. You may have to...Problem 13E:
For Exercises 922. write each set using the roster method. Do not include repeats. You may have to...Problem 16E:
For Exercises 922. write each set using the roster method. Do not include repeats. You may have to...Problem 18E:
For Exercises 922. write each set using the roster method. Do not include repeats. You may have to...Problem 43E:
For Exercises 4348, list the elements in each set. 43. H is the set of natural numbers less than 0.Problem 46E:
For Exercises 4348, list the elements in each set. 46. R is the set of letters that can be both a...Problem 49E:
For Exercises 4954, state whether each collection is well-defined or not well-defined. 49. L is the...Problem 50E:
For Exercises 4954, state whether each collection is well-defined or not well-defined. 50. {I|I is a...Problem 63E:
For Exercises 6168, state whether each set is infinite or finite. 63. K is the set of letters of the...Problem 64E:
For Exercises 6168, state whether each set is infinite or finite. 64. {x|x years in which the past...Problem 68E:
For Exercises 6168, state whether each set is infinite or finite. 68. {x|x is a fraction)Problem 69E:
For Exercises 6974, state whether each pair of sets is equal, equivalent, or neither. 69. {s, t, u,...Problem 70E:
For Exercises 6974, state whether each pair of sets is equal, equivalent, or neither. 70. {1, 2, 3,...Problem 72E:
For Exercises 6974, state whether each pair of sets is equal, equivalent, or neither. 72. {three}...Problem 74E:
For Exercises 6974, state whether each pair of sets is equal, equivalent, or neither. 74. {x|x ...Problem 75E:
For Exercises 7578, show that each pair of sets is equivalent by using a one-to-one correspondence....Problem 85E:
For Exercises 7986, find the cardinal number for each set. 85. G = {x|x N and x is negative}Problem 87E:
For Exercises 8792, determine whether each statement is true or false. 87. All equal sets are...Problem 88E:
For Exercises 8792, determine whether each statement is true or false. 88. No equivalent sets are...Problem 93E:
The table shows the top 10 states in number of immigrants granted permanent resident status in 2010....Problem 94E:
This table shows the top 10 states in terms of illegal immigrant population (estimated) in 2010....Problem 95E:
Excessive alcohol consumption by those aged 1824 affects nearly all U.S. college students, whether...Problem 96E:
The number of bachelors degrees awarded in the United States in the top 10 majors for 2009 is listed...Problem 99E:
Housing prices have been in the news a lot in recent years, as the boom that began in 2004 gave way...Problem 101E:
Is {0} equivalent to ? Explain your answer.Browse All Chapters of This Textbook
Chapter 1 - Problem SolvingChapter 1.1 - The Nature Of Mathematical ReasoningChapter 1.2 - Estimation And Interpreting GraphsChapter 1.3 - Problem Solving StrategiesChapter 2 - SetsChapter 2.1 - The Nature Of SetsChapter 2.2 - Subsets And Set OperationsChapter 2.3 - Using Venn Diagrams To Study Set OperationsChapter 2.4 - Using Sets To Solve ProblemsChapter 2.5 - Infinite Sets
Chapter 3 - LogicChapter 3.1 - Statements And QuantifiersChapter 3.2 - Truth TablesChapter 3.3 - Types Of StatementsChapter 3.4 - Logical ArgumentsChapter 3.5 - Euler CirclesChapter 4 - Numeration SystemsChapter 4.1 - Early And Modern Numeration SystemsChapter 4.2 - Tools And Algorithms In ArithmeticChapter 4.3 - Base Number SystemsChapter 4.4 - Operations In Base Number SystemsChapter 5 - The Real Number SystemChapter 5.1 - The Natural NumbersChapter 5.2 - The IntegersChapter 5.3 - The Rational NumbersChapter 5.4 - The Irrational NumbersChapter 5.5 - The Real NumbersChapter 5.6 - Exponents And Scientific NotationChapter 5.7 - Arithmetic And Geometric SequencesChapter 6 - Topics In AlgebraChapter 6.1 - The Fundamentals Of AlgebraChapter 6.2 - Solving Linear EquationsChapter 6.3 - Applications Of Linear EquationsChapter 6.4 - Ratio, Proportion, And VariationChapter 6.5 - Solving Linear InequalitiesChapter 6.6 - Solving Quadratic EquationsChapter 7 - Additional Topics In AlgebraChapter 7.1 - The Rectangular Coordinate System And Linear Equations In Two VariablesChapter 7.2 - Systems Of Linear EquationsChapter 7.3 - Linear InequalitiesChapter 7.4 - Linear ProgrammingChapter 7.5 - FunctionsChapter 7.6 - Quadratic, Exponential, And Logarithmic FunctionsChapter 7.7 - Solving Systems Of Linear Equations Using MatricesChapter 8 - Consumer MathChapter 8.1 - PercentsChapter 8.2 - Simple InterestChapter 8.3 - Compound InterestChapter 8.4 - Installment BuyingChapter 8.5 - Student Loans And Home BuyingChapter 8.6 - Investing In Stocks And BondsChapter 9 - MeasurementChapter 9.1 - Measures Of Length: Converting Units And The Metric SystemChapter 9.2 - Measures Of Area, Volume, And CapacityChapter 9.3 - Measures Of Weight And TemperatureChapter 10 - GeometryChapter 10.1 - Points, Lines, Planes, And AnglesChapter 10.2 - TrianglesChapter 10.3 - Polygons And PerimeterChapter 10.4 - Areas Of Polygons And CirclesChapter 10.5 - Volume And Surface AreaChapter 10.6 - Right Triangle TrigonometryChapter 10.7 - A Brief Survey Of Non-euclidean And Other GeometriesChapter 11 - Probability And Counting TechniquesChapter 11.1 - The Fundamental Counting Principle And PermutationsChapter 11.2 - CombinationsChapter 11.3 - Basic Concepts Of ProbabilityChapter 11.4 - Tree Diagrams, Tables, And Sample SpacesChapter 11.5 - Probability Using Permutations And CombinationsChapter 11.6 - Odds And ExpectationChapter 11.7 - The Addition Rules For ProbabilityChapter 11.8 - The Multiplication Rules And Conditional ProbabilityChapter 11.9 - The Binomial DistributionChapter 12 - StatisticsChapter 12.1 - Gathering And Organizing DataChapter 12.2 - Picturing DataChapter 12.3 - Measures Of AverageChapter 12.4 - Measures Of VariationChapter 12.5 - Measures Of PositionChapter 12.6 - The Normal DistributionChapter 12.7 - Applications Of The Normal DistributionChapter 12.8 - Correlation And Regression AnalysisChapter 13 - Voting MethodsChapter 13.1 - Preference Tables And The Plurality MethodChapter 13.2 - The Borda Count Method And The Plurality-with-elimination MethodChapter 13.3 - The Pairwise Comparison Method And Approval VotingChapter 13.4 - ApportionmentChapter 13.5 - Apportionment FlawsChapter 14 - Graph TheoryChapter 14.1 - Basic Concepts Of Graph TheoryChapter 14.2 - Euler's TheoremChapter 14.3 - Hamilton Paths And CircuitsChapter 14.4 - TreesChapter 15 - Other Mathematical SystemsChapter 15.1 - Mathematical Systems And GroupsChapter 15.2 - Clock ArithmeticChapter 15.3 - Modular Systems
Book Details
The author team of Dave Sobecki and Allan Bluman created an engaging text and digital program aimed at meeting the needs of today's liberal arts math students, resulting in the third edition of Math in Our World. This revision focused on further development of critical thinking skills through several hundred revised exercises and examples, still presented within the hallmark style of the Math in Our World program.
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