Solutions for EP PRECALCULUS-MYLABMATH+ETEXT ACCESS
Problem 1CP:
The average yearly salary of a woman with a bachelors degree exceeds that of a woman with an...Problem 2CP:
Figure P.15 on the previous page shows that the freshman class of 2013 was less interested in...Problem 3CP:
The toll to a bridge costs $5. Commuters who use the bridge frequently have the option of purchasing...Problem 4CP:
After a 30% price reduction, you purchase a new computer for $840. What was the computers price...Problem 5CP:
You inherited $5000 with the stipulation that for the first year the money had to be invested in two...Problem 6CP:
The length of a rectangular basketball court is 44 feet more than the width. If the perimeter of the...Problem 7CP:
A rectangular garden measures 16 feet by 12 feet. A path of uniform width is to be added so as to...Problem 8CP:
A radio tower is supported by two wires that are each 130 yards long and attached to the ground 50...Problem 9CP:
A group of people share equally in a $5,000,000 lottery. Before the money is divided, three more...Problem 1CVC:
Fill in each blank so that the resulting statement is true. I. According to the US. Office of...Problem 3CVC:
Fill in each blank so that the resulting statement is true.
3. A text message plan costs $4 per...Problem 4CVC:
Fill in each blank so that the resulting statement is true. I purchased a computer after a 15% price...Problem 8CVC:
8. The Pythagorean Theorem states that in any _________ triangle, the sum of the squares of the...Problem 3PE:
The bar grapph shows median yearly earnings of full-time workers in the United States for people 25...Problem 8PE:
A new car worth $45,000 is depreciating in value by $5000 per year a. Write a formula that models...Problem 9PE:
You are choosing between two health clubs. Club A offers membership for a fee of $40 plus a monthly...Problem 10PE:
You need to rent a rug cleaner. Company A will rent the machine you need for $22 plus $6 per hour....Problem 11PE:
The bus fare in a city is $1.25. People who use the bus have the option of purchasing a monthly...Problem 12PE:
12. A discount pass for a bridge costs $30 per month. The toll for the bridge is normally $5.00, but...Problem 13PE:
In 2010, there were 13,300 students at college A, with a projected enrollment increase of 1000...Problem 14PE:
41. In 2000, the population of Greece was 10,600,000, with projections of a population decrease of...Problem 15PE:
After a 20% reduction, you purchase a television for $336. What was the television's price before...Problem 16PE:
After a 30% reduction, you purchase a dictionary for $30.80. What was the dictionarys price before...Problem 17PE:
17. Including 8% sales tax, an inn charges $162 per night. Find the inn’s nightly cost before the...Problem 18PE:
18. Including 5% sales tax, an inn charges $252 per night. Find the inn’s nightly cost before the...Problem 19PE:
Exercises 19-20 involve markup, the amount added to the dealers cost of an item to arrive at the...Problem 20PE:
Exercises 19-20 involve markup, the amount added to the dealers cost of an item to arrive at the...Problem 21PE:
You invested $7000 in two accounts paying 6% and 8% annual interest. If the total interest earned...Problem 22PE:
You invested $11,000 in two accounts paying 5% and 8% annual interest. If the total interest earned...Problem 23PE:
Things did not go quite as planned. You invested $8000, part of it in stock that paid 12% annual...Problem 24PE:
24. Things did not go quite as planned. You invested $12,000, part of it in stock that paid 14%...Problem 25PE:
25. A rectangular soccer field is twice as long as it is wide. If the perimeter of the soccer field...Problem 26PE:
26. A rectangular swimming pool is three times as long as it is wide. If the perimeter of the pool...Problem 27PE:
27. The length of the rectangular tennis court at Wimbledon is 6 feet longer than twice the width....Problem 28PE:
The length of a rectangular pool is 6 meters less than twice the width. If the pools perimeter is...Problem 29PE:
29. The rectangular painting in the figure shown measures 12 inches by 16 inches and is surrounded...Problem 30PE:
The rectangular swimming pool in the figure shown measures 40 feet by 60 feet and is surrounded by a...Problem 31PE:
31. The length of a rectangular sign is 3 feet longer than the width. If the sign’s area is 54...Problem 32PE:
A rectangular parking lot has a length that is 3 yards greater than the width. The area of the...Problem 33PE:
Each side of a square is lengthened by 3 inches. The area of this new, larger square is 64 square...Problem 34PE:
34. Each side of a square is lengthened by 2 inches. The area of this new, larger square is 36...Problem 35PE:
A pool measuring 10 meters by 20 meters is surrounded by a path of uniform width. If the area of the...Problem 36PE:
A vacant rectangular lot is being turned into a community vegetable garden measuring 15 meters by 12...Problem 37PE:
As part of a landscaping project, you put in a flower bed measuring 20 feet by 30 feet. To finish...Problem 39PE:
A 20-foot ladder is 15 feet from a house. How far up the house, to the nearest tenth of a foot, does...Problem 40PE:
40. The base of a 30-foot ladder is 10 feet from a building. If the ladder reaches the flat roof,...Problem 41PE:
A tree is supported by a wire anchored in the ground 5 feet from its base. The wire is 1 foot longer...Problem 42PE:
42. A tree is supported by a wire anchored in the ground 15 feet from its base. The wire is 4 feet...Problem 43PE:
A rectangular piece of land whose length its twice its width has a diagonal distance of 64 yards....Problem 44PE:
44. A rectangular piece of land whose length is three times its width has a diagonal distance of 92...Problem 45PE:
45. A group of people share equally in a $20,000,000 lottery. Before the money is divided, two more...Problem 46PE:
A group of friends agrees to share the cost of a $480,000 vacation condominium equally. Before the...Problem 47PE:
In Exercises 47-50, use the formula Timetraveled=DistancetraveledAveragevelocity. A car can travel...Problem 51PE:
51. An automobile repair shop charged a customer $448, listing $63 for parts and the remainder for...Problem 52PE:
A rapair bill on a sailboat came to $1603, including $532 for parts and the remainder for labor. If...Problem 53PE:
An HMO pamphlet contains the following recommended weight for women: "Give yourself 100 pounds for...Problem 55PE:
55. You have 35 hits in 140 times at bat Your batting average is or 0 25 How many consecutive hits...Problem 59PE:
59. Write an original word problem that can be solved using a quadratic eqution. The solve the...Problem 60PE:
60 In the 1939 movie The Wizard of Oz, upon being presented with a Th. D. (Doctor of Thinkology),...Problem 61PE:
63. By modeling attitudes of college freshmen from 1969 through 2013, I can make precise predictions...Problem 62PE:
64. I find the hardest part in solving a word problem is writing the equation that models the verbal...Problem 65PE:
65. The perimeter of a plot of land in the shape of a right triangle is 12 miles. If one leg of the...Problem 73PE:
Solve for C: V=CCSLNBrowse All Chapters of This Textbook
Chapter P - Prerequisites: Fundamental Concepts Of AlgebraChapter P.1 - Algebraic Expressions, Mathematical Models, And Real NumbersChapter P.2 - Exponents And Scientific NotationChapter P.3 - Radicals And Rational ExponentsChapter P.4 - PolynomialsChapter P.5 - Factoring PolynomialsChapter P.6 - Rational ExpressionsChapter P.7 - EquationsChapter P.8 - Modeling With EquationsChapter P.9 - Linear Inequalities And Absolute Value Inequalities
Chapter 1 - Functions And GraphsChapter 1.1 - Graphs And Graphing UtilitiesChapter 1.2 - Basics Of Functions And Their GraphsChapter 1.3 - More On Functions And Their GraphsChapter 1.4 - Linear Functions And SlopeChapter 1.5 - More On SlopeChapter 1.6 - Transformations Of FunctionsChapter 1.7 - Combinations Of Functions; Composite FunctionsChapter 1.8 - Inverse FunctionsChapter 1.9 - Distance And Midpoint Formulas; CirclesChapter 1.10 - Modeling With FunctionsChapter 2 - Polynomial And Rational FunctionsChapter 2.1 - Complex NumbersChapter 2.2 - Quadratic FunctionsChapter 2.3 - Polynomial Functions And Their GraphsChapter 2.4 - Dividing Polynomials; Remainder And Factor TheoremsChapter 2.5 - Zeros Of Polynomial FunctionsChapter 2.6 - Rational Functions And Their GraphsChapter 2.7 - Polynomial And Rational InequalitiesChapter 2.8 - Modeling Using VariationChapter 3 - Exponential And Logarithmic FunctionsChapter 3.1 - Exponential FunctionsChapter 3.2 - Logarithmic FunctionsChapter 3.3 - Properties Of LogarithmsChapter 3.4 - Exponential And Logarithmic EquationsChapter 3.5 - Exponential Growth And Decay; Modeling DataChapter 4 - Trigonometric FunctionsChapter 4.1 - Angles And Radian MeasureChapter 4.2 - Trigonometric Functions: The Unit CircleChapter 4.3 - Right Triangle TrigonometryChapter 4.4 - Trigonometric Functions Of Any AngleChapter 4.5 - Graphs Of Sine And Cosine FunctionsChapter 4.6 - Graphs Of Other Trigonometric FunctionsChapter 4.7 - Inverse Trigonometric FunctionsChapter 4.8 - Applications Of Trigonometric FunctionsChapter 5 - Analytic TrigonometryChapter 5.1 - Verifying Trigonometric IdentitiesChapter 5.2 - Sum And Difference FormulasChapter 5.3 - Double-angle, Power-reducing, And Half-angle FormulasChapter 5.4 - Product-to-sum And Sum-to-product FormulasChapter 5.5 - Trigonometric EquationsChapter 6 - Additional Topics In TrigonometryChapter 6.1 - The Law Of SinesChapter 6.2 - The Law Of CosinesChapter 6.3 - Polar CoordinatesChapter 6.4 - Graphs Of Polar EquationsChapter 6.5 - Complex Numbers In Polar Form; Demoivre’s TheoremChapter 6.6 - VectorsChapter 6.7 - The Dot ProductChapter 7 - Systems Of Equations And InequalitiesChapter 7.1 - Systems Of Linear Equations In Two VariablesChapter 7.2 - Systems Of Linear Equations In Three VariablesChapter 7.3 - Partial FractionsChapter 7.4 - Systems Of Nonlinear Equations In Two VariablesChapter 7.5 - Systems Of InequalitiesChapter 7.6 - Linear ProgrammingChapter 8 - Matrices And DeterminantsChapter 8.1 - Matrix Solutions To Linear SystemsChapter 8.2 - Inconsistent And Dependent Systems And Their ApplicationsChapter 8.3 - Matrix Operations And Their ApplicationsChapter 8.4 - Multiplicative Inverses Of Matrices And Matrix EquationsChapter 8.5 - Determinants And Cramer’s RuleChapter 9 - Conic Sections And Analytic GeometryChapter 9.1 - The EllipseChapter 9.2 - The HyperbolaChapter 9.3 - The ParabolaChapter 9.4 - Rotation Of AxesChapter 9.5 - Parametric EquationsChapter 9.6 - Conic Sections In Polar CoordinatesChapter 10 - Sequences, Induction, And ProbabilityChapter 10.1 - Sequences And Summation NotationChapter 10.2 - Arithmetic SequencesChapter 10.3 - Geometric Sequences And SeriesChapter 10.4 - Mathematical InductionChapter 10.5 - The Binomial TheoremChapter 10.6 - Counting Principles, Permutations, And CombinationsChapter 10.7 - ProbabilityChapter 11 - Introduction To CalculusChapter 11.1 - Finding Limits Using Tables And GraphsChapter 11.2 - Finding Limits Using Properties Of LimitsChapter 11.3 - Limits And ContinuityChapter 11.4 - Introduction To Derivatives
Sample Solutions for this Textbook
We offer sample solutions for EP PRECALCULUS-MYLABMATH+ETEXT ACCESS homework problems. See examples below:
Given Information: Algebraic expression 3+6(x−2)3. The value of variable x=4. Calculation: Consider...Chapter 1, Problem 1REGiven Information: The provided expression is (8−3i)−(17−7i). Formula used: If a complex number is...Let us consider the functions are as follows: (a). f(x)=4x (b). g(x)=4−x (c). h(x)=−4−x (d)....Chapter 4, Problem 1REChapter 5, Problem 1REChapter 6, Problem 1REChapter 7, Problem 1REGiven Information: The matrix is [122201−120541] and the operation is, -5R2+R3 in the second row....
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