Solutions for PRECALCULUS: ALEKS
Problem 1SP:
a. Write the set representation by the graph interval notation and set builder notation. b. Given...Problem 4SP:
Use the definition of absolute value to rewrite each expression without absolute value bars....Problem 5SP:
Write an absolute value expression that represents the distance between 9 and 2 on the number line....Problem 6SP:
Simplify.502[121+3(13)2]Problem 7SP:
Simplify.123(5x2y)+5(3x)yProblem 8SP:
a. The sale price S on a lawn mower is the difference of the original price P and the amount of...Problem 2PE:
Z=,3,2,1,0,1,2,3, is called the set of .Problem 3PE:
R is the notation used to denote the set of .Problem 5PE:
Write an absolute value expression to represent the distance between a and b on the real number...Problem 6PE:
The properties of addition and multiplication indicate that the order in which two real number are...Problem 7PE:
The associative property of addition indicates that a+b+c= and the associative property of...Problem 9PE:
For Exercises 9-10, write an English sentence to represent the algebraic statement. a.3Nb.3.1WProblem 10PE:
For Exercises 9-10, write an English sentence to represent the algebraic statement. a.25Qb.QProblem 11PE:
For exercise 11-12, determine whether the statement is true or false. a.5Nb.5Wc.5Zd.5QProblem 12PE:
For exercise 11-12, determine whether the statement is true or false. a.13Nb.13Wc.13Zd.13QProblem 17PE:
For Exercise 13-18, write each statement as an inequality. The quantity (m+4) exceed 70Problem 18PE:
For Exercise 13-18, write each statement as an inequality. The quantity n7 is approximately equal to...Problem 28PE:
For Exercise 25-30, graph the given set and write down the corresponding interval notation. (See...Problem 31PE:
For Exercises 31-36 interval notation is given for several sets of real numbers. Graph the set and...Problem 32PE:
For Exercises 31-36 interval notation is given for several sets of real numbers. Graph the set and...Problem 34PE:
For Exercises 31-36 interval notation is given for several sets of real numbers. Graph the set and...Problem 35PE:
For Exercises 31-36 interval notation is given for several sets of real numbers. Graph the set and...Problem 36PE:
For Exercises 31-36 interval notation is given for several sets of real numbers. Graph the set and...Problem 41PE:
Refer to sets, C D, and F and find the union or intersection of sets as indicated. Write the answers...Problem 43PE:
For Exercises 4 3-46, find the union or intersection of the given intervals. Write the answer, in...Problem 44PE:
For Exercises 4 3-46, find the union or intersection of the given intervals. Write the answer, in...Problem 45PE:
For Exercises 4 3-46, find the union or intersection of the given intervals. Write the answer, in...Problem 46PE:
For Exercises 4 3-46, find the union or intersection of the given intervals. Write the answer, in...Problem 47PE:
For Exercises 47- 58 simplify each expression by writing the expression without absolute value bars....Problem 48PE:
For Exercises 47- 58 simplify each expression by writing the expression without absolute value bars....Problem 49PE:
For Exercises 47-58 simplify each expression by writing the expression without absolute value bars....Problem 51PE:
For Exercises 47- 58 simplify each expression by writing the expression without absolute value bars....Problem 52PE:
For Exercises 47-58 simplify each expression by writing the expression without absolute value bars....Problem 53PE:
For Exercises 47- 58 simplify each expression by writing the expression without absolute value bars....Problem 54PE:
For Exercises 47- 58 simplify each expression by writing the expression without absolute value bars....Problem 55PE:
For Exercises 47- 58 simplify each expression by writing the expression without absolute value bars....Problem 56PE:
For Exercises 47- 58 simplify each expression by writing the expression without absolute value bars....Problem 57PE:
For Exercises 47- 58 simplify each expression by writing the expression without absolute value bars....Problem 59PE:
For Exercises 59- 64, write an absolute value expression to represent the distance between the two...Problem 60PE:
For Exercises 59- 64, write an absolute value expression to represent the distance between the two...Problem 61PE:
For Exercises 59- 64, write an absolute value expression to represent the distance between the two...Problem 62PE:
For Exercises 59- 64, write an absolute value expression to represent the distance between the two...Problem 63PE:
For Exercises 59- 64, write an absolute value expression to represent the distance between the two...Problem 64PE:
For Exercises 59- 64, write an absolute value expression to represent the distance between the two...Problem 65PE:
For Exercises 65-78, simplify the expressions. (See Example 6) a.42b.(4)2c.42d.4e.4f.4Problem 66PE:
For Exercises 65-78, simplify the expressions. (See Example 6) a.92b.(9)2c.92d.9e.9f.9Problem 67PE:
For Exercises 65-78, simplify the expressions. (See Example 6) a.83b.83c.83d.100e.100f.100Problem 79PE:
For Exercise 79-84, combine like terms. 14w33w3+w3Problem 85PE:
For Exercise 85-90, apply the distributive property (4x)Problem 99PE:
Jake is 1yr younger than Charlotte. a. Write a model for Jake's age J in terms of Charlotte's age C....Problem 100PE:
For a recent NFL season, Aaron Rodgers had 9 more touchdown passes than Joe Flacco. a. Write a model...Problem 102PE:
When Ms. Celano has excellent service at a restaurant, the amount she leaves for a tip tis at least...Problem 103PE:
Suppose that an object is dropped from a height h. Its velocity v at impact with the ground is give...Problem 104PE:
The height of a sunflower plant can be determined by the time t in weeks after the seed has...Problem 105PE:
A power company charges one household S.0. 12 per kilo watt-hour (kWh) and $14.89 in monthly taxes....Problem 106PE:
A utility company charges a base rate for water usage of 19.50 per month, plus $4.58 for every...Problem 107PE:
The cost C(in)$ to rent an apartment is $640 per month, plus a $500 nonrefundable security deposit,...Problem 108PE:
For a certain the cost Cin$ for taking class in first semester is $105 per credit-hour, $35 each...Problem 110PE:
For Exercise 109-114, evaluate each expression for the given values of the variables....Problem 113PE:
For Exercise 109-114, evaluate each expression for the given values of the variables....Problem 116PE:
Under selected conditions, a sedan gets 22 mpg in city driving and 32 mpg for highway driving. The...Problem 117PE:
When is a parenthesis used when writing interval notation?Problem 119PE:
Explain the difference between the commutative property of addition and the associative property of...Problem 120PE:
Explain why 0 has no multiplicative inverse.Problem 121PE:
Ifn0,thennn=.Problem 122PE:
Ifn0,thennn=.Problem 123PE:
Ifn0,thenn+n=.Problem 124PE:
Ifn0,thenn+n=.Problem 125PE:
Ifn0,thenn=.Problem 126PE:
Ifn0,thenn=.Problem 127PE:
For Exercises 127- 130, determine the sign of the expression. Assume that, a, b and c are real...Problem 128PE:
For Exercises 127- 130, determine the sign of the expression. Assume that, a, b and c are real...Problem 129PE:
For Exercises 127- 130, determine the sign of the expression. Assume that, a, b and c are real...Problem 130PE:
For Exercises 127- 130, determine the sign of the expression. Assume that, a, b and c are real...Browse All Chapters of This Textbook
Chapter R - Review Of PrerequisitesChapter R.1 - Sets And The Real Number LineChapter R.2 - Exponents And RadicalsChapter R.3 - Polynomials And FactoringChapter R.4 - Rational Expressions And More Operations On RadicalsChapter R.5 - Equations With Real SolutionsChapter R.6 - Complex Numbers And More Quadratic EquationsChapter R.7 - Applications Of EquationsChapter R.8 - Linear, Compound, And Absolute Value InequalitiesChapter 1 - Functions And Relations
Chapter 1.1 - The Rectangular Coordinate System And Graphing UtilitiesChapter 1.2 - CirclesChapter 1.3 - Functions And RelationsChapter 1.4 - Linear Equations In Two Variables And Linear FunctionsChapter 1.5 - Applications Of Linear Equations And ModelingChapter 1.6 - Transformations Of GraphsChapter 1.7 - Analyzing Graphs Of Functions And Piecewise-defined FunctionsChapter 1.8 - Algebra Of Functions And Function CompositionChapter 2 - Polynomial And Rational FunctionsChapter 2.1 - Quadratic Functions And ApplicationsChapter 2.2 - Introduction To Polynomial FunctionsChapter 2.3 - Division Of Polynomials And The Remainder And Factor TheoremsChapter 2.4 - Zeros Of PolynomialsChapter 2.5 - Rational FunctionsChapter 2.6 - Polynomial And Rational InequalitiesChapter 2.7 - VariationChapter 3 - Exponential And Logarithmic FunctionsChapter 3.1 - Inverse FunctionsChapter 3.2 - Exponential FunctionsChapter 3.3 - Logarithmic FunctionsChapter 3.4 - Properties Of LogarithmsChapter 3.5 - Exponential And Logarithmic Equations And ApplicationsChapter 3.6 - Modeling With Exponential And Logarithmic FunctionsChapter 4 - Trigonometric FunctionsChapter 4.1 - Angles And Their MeasureChapter 4.2 - Trigonometric Functions Defined On 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 5 - Analytic TrigonometryChapter 5.1 - Fundamental 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 - Applications Of Trigonometric FunctionsChapter 6.1 - Applications Of Right TrianglesChapter 6.2 - The Law Of SinesChapter 6.3 - The Law Of CosinesChapter 6.4 - Harmonic MotionChapter 7 - Trigonometry Applied To Polar Coordinate Systems And VectorsChapter 7.1 - Polar CoordinatesChapter 7.2 - Graphs Of Polar EquationsChapter 7.3 - Complex Numbers In Polar FormChapter 7.4 - VectorsChapter 7.5 - Dot ProductChapter 8 - Systems Of Equations And InequalitiesChapter 8.1 - Systems Of Linear Equations In Two Variables And ApplicationsChapter 8.2 - Systems Of Linear Equations In Three Variables And ApplicationsChapter 8.3 - Partial Fraction DecompositionChapter 8.4 - Systems Of Nonlinear Equations In Two VariablesChapter 8.5 - Inequalities And Systems Of Inequalities In Two VariablesChapter 8.6 - Linear ProgrammingChapter 9 - Matrices And Determinants And ApplicationsChapter 9.1 - Solving Systems Of Linear Equations Using MatricesChapter 9.2 - Inconsistent Systems And Dependent EquationsChapter 9.3 - Operations On MatricesChapter 9.4 - Inverse Matrices And Matrix EquationsChapter 9.5 - Determinants And Cramer’s RuleChapter 10 - Analytic GeometryChapter 10.1 - The EllipseChapter 10.2 - The HyperbolaChapter 10.3 - The ParabolaChapter 10.4 - Rotation Of AxesChapter 10.5 - Polar Equations Of ConicsChapter 10.6 - Plane Curves And Parametric EquationsChapter 11 - Sequences, Series, Induction, And ProbabilityChapter 11.1 - Sequences And SeriesChapter 11.2 - Arithmetic Sequences And SeriesChapter 11.3 - Geometric Sequences And SeriesChapter 11.4 - Mathematical InductionChapter 11.5 - The Binomial TheoremChapter 11.6 - Principles Of CountingChapter 11.7 - Introduction To Probability
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