Pearson eText for Precalculus: A Unit C...3rd EditionJ. S. Ratti, Marcus McWaters Publisher: PEARSON+ISBN: 9780137442591
Pearson eText for Precalculus: A Unit C...
Solutions for Pearson eText for Precalculus: A Unit Circle Approach -- Instant Access (Pearson+)
Problem 9E:
In Exercises 9–16, find the slope of the line through the given pair of points. Without plotting any...Problem 10E:
In Exercises 9–16, find the slope of the line through the given pair of points. Without plotting any...Problem 11E:
n Exercises 9–16, find the slope of the line through the given pair of points. Without plotting any...Problem 12E:
In Exercises 9–16, find the slope of the line through the given pair of points. Without plotting any...Problem 13E:
In Exercises 9–16, find the slope of the line through the given pair of points. Without plotting any...Problem 14E:
In Exercises 9–16, find the slope of the line through the given pair of points. Without plotting any...Problem 15E:
In Exercises 9–16, find the slope of the line through the given pair of points. Without plotting any...Problem 16E:
In Exercises 9–16, find the slope of the line through the given pair of points. Without plotting any...Problem 29E:
In Exercises 25-42, find an equation in slope—intercept form of the line that passes through the...Problem 30E:
In Exercises 25-42, find an equation in slope—intercept form of the line that passes through the...Problem 31E:
In Exercises 25-42, find an equation in slope—intercept form of the line that passes through the...Problem 51E:
In Exercises 33—54, use the given conditions to find an equation in slope—intercept form of each...Problem 65E:
In Exercises 65–68, use the two-intercept form of the equation of a line.
65. Find an equation of...Problem 67E:
In Exercises 65–68, use the two-intercept form of the equation of a line.
67. Find the x- and...Problem 76E:
Write the slope—intercept form of the equation of the line that passes through the origin and is...Problem 77E:
Write the slope—intercept form of the equation of the blue line shown in the figure that is parallel...Problem 78E:
Write the slope—intercept form of the equation of the green line shown in the figure that is...Problem 84E:
In Exercises 79—88, determine whether each pair of lines is parallel, perpendicular, or neither.
and...Problem 85E:
In Exercises 79—88, determine whether each pair of lines is parallel, perpendicular, or neither.
...Problem 86E:
In Exercises 79—88, determine whether each pair of lines is parallel, perpendicular, or neither.
and...Problem 92E:
In Exercises 89—104, find the equation of the line in slope—intercept form satisfying the given...Problem 93E:
In Exercises 89—104, find the equation of the line in slope—intercept form satisfying the given...Problem 99E:
In Exercises 89—104, find the equation of the line in slope—intercept form satisfying the given...Problem 101E:
In Exercises 89—104, find the equation of the line in slope—intercept form satisfying the given...Problem 102E:
In Exercises 89—104, find the equation of the line in slope—intercept form satisfying the given...Problem 103E:
In Exercises 89—104, find the equation of the line in slope—intercept form satisfying the given...Problem 106E:
Prepaid Cellphone. A prepaid cellphone is loaded with a prepaid SIM card with initial airtime credit...Problem 107E:
Jet take off. Upon takeoff, a jet climbs to 4 miles as it passes over 40 miles of land below it Find...Problem 109E:
Trimming the bush. John noticed that it is springtime and that the hedge by his window has been...Problem 110E:
Taking a bath. Miguel is preparing to take a bath He sees that it takes 2 minutes to raise the...Problem 111E:
In Exercises 111—115, write an equation of a line in slope—intercept form. To describe this...Problem 116E:
Depreciating a tractor. The value v of a tractor purchased for $14000 and depreciated linearly at...Problem 117E:
Data usage. Your monthly data limit on your cellphone plan is 1 gigabyte (1 GB= 1024 MB) By the end...Problem 118E:
Car trip. You set out on a trip from your hometown to a vacation spot located 520 miles away. You...Problem 119E:
Playing a concert. A famous band is considering playing a concert and charging $40000 plus
$5 per...Problem 121E:
Fahrenheit and Celsius. In the Fahrenheit temperature scale, water boils at
212° F and freezes at...Problem 122E:
Cost. The cost of producing four modems is $210.20, and the cost of producing ten modems is...Problem 123E:
Female prisoners. The number of females in a states prisons rose from 2425 m 2005 to 4026 in...Problem 125E:
Health Insurance coverage. In Michigan, 11.7% of the population was not covered by health insurance...Problem 126E:
Oil consumption. The total world consumption of oil increased from 82.7 million barrels per day in...Problem 133E:
Show that the triangle with vertices
and C(5, 8) is a right triangle by using (a) slopes and (b) the...Problem 134E:
Show that the four points,
and,
are the vertices of a parallelogram.
[Hint: Opposite sides of a...Problem 135E:
In the accompanying figure, note that lines
l1 and
12 have slopes
m1 and
m2. Assume that
l1 and...Problem 138E:
Geometry. Use a coordinate plane to prove that the midpoints of the four sides of a quadrilateral...Problem 143E:
Exercises 143—146, use a graphing device to graph the given lines on the same screen Interpret your...Problem 144E:
Exercises 143—146, use a graphing device to graph the given lines on the same screen Interpret your...Problem 151E:
In Exercises 149 – 152, solve each equation for x.
Problem 152E:
In Exercises 149 – 152, solve each equation for x.
Problem 153E:
In Exercises 153-156, simplify each expression.
Problem 154E:
In Exercises 153-156, simplify each expression.
Browse All Chapters of This Textbook
Chapter 1 - Graphs And FunctionsChapter 1.1 - Graphs Of EquationsChapter 1.2 - LinesChapter 1.3 - FunctionsChapter 1.4 - A Library Of FunctionsChapter 1.5 - Transformations Of FunctionsChapter 1.6 - Combining Functions; Composite FunctionsChapter 1.7 - Inverse FunctionsChapter 2 - Polynomial And Rational FunctionsChapter 2.1 - Quadratic Functions
Chapter 2.2 - Polynomial FunctionsChapter 2.3 - Dividing Polynomials And The Rational Zeros TestChapter 2.4 - Rational FunctionsChapter 2.5 - Polynomial And Rational InequalitiesChapter 2.6 - Zeros Of A Polynomial FunctionChapter 2.7 - VariationChapter 3 - Exponential And Logarithmic FunctionsChapter 3.1 - Exponential FunctionsChapter 3.2 - Logarithmic FunctionsChapter 3.3 - Rules Of LogarithmsChapter 3.4 - Exponential And Logarithmic Equations And InequalitiesChapter 3.5 - Logarithmic Scales; ModelingChapter 4 - Trigonometric FunctionsChapter 4.1 - Angles And Their MeasureChapter 4.2 - The Unit Circle; Trigonometric Functions Of Real NumbersChapter 4.3 - Trigonometric Functions Of AnglesChapter 4.4 - Graphs Of The Sine And Cosine FunctionsChapter 4.5 - Graphs Of The Other Trigonometric FunctionsChapter 4.6 - Inverse Trigonometric FunctionsChapter 5 - Analytic TrigonometryChapter 5.1 - Trigonometric IdentitiesChapter 5.2 - Sum And Difference FormulasChapter 5.3 - Double-angle 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 - Right-triangle TrigonometryChapter 6.2 - The Law Of SinesChapter 6.3 - The Law Of CosinesChapter 6.4 - VectorsChapter 6.5 - The Dot ProductChapter 6.6 - Polar CoordinatesChapter 6.7 - Polar Form Of Complex Numbers; Demoivre’s TheoremChapter 7 - Systems Of Equations And InequalitiesChapter 7.1 - Systems Of Equations In Two VariablesChapter 7.2 - Systems Of Linear Equations In Three VariablesChapter 7.3 - Systems Of InequalitiesChapter 7.4 - Matrices And Systems Of EquationsChapter 7.5 - Determinants And Cramer’s RuleChapter 7.6 - Partial-fraction DecompositionChapter 7.7 - Matrix AlgebraChapter 7.8 - The Matrix InverseChapter 8 - Analytic GeometryChapter 8.2 - The ParabolaChapter 8.3 - The EllipseChapter 8.4 - The HyperbolaChapter 8.5 - Rotation Of AxesChapter 8.6 - Polar Equations Of ConicsChapter 8.7 - Parametric EquationsChapter 9 - Further Topics In AlgebraChapter 9.1 - Sequences And SeriesChapter 9.2 - Arithmetic Sequences; Partial SumsChapter 9.3 - Geometric Sequences And SeriesChapter 9.4 - Mathematical InductionChapter 9.5 - The Binomial TheoremChapter 9.6 - Counting PrinciplesChapter 9.7 - ProbabilityChapter 10 - An Introduction To CalculusChapter 10.1 - Finding Limits Using Tables And GraphsChapter 10.2 - Finding Limits AlgebraicallyChapter 10.3 - Infinite Limits And Limits At InfinityChapter 10.4 - Introduction To DerivativesChapter 10.5 - Area And The IntegralChapter A.1 - The Real Numbers; Integer ExponentsChapter A.2 - PolynomialsChapter A.3 - Rational ExpressionsChapter A.4 - Radicals And Rational ExponentsChapter A.5 - Topics In GeometryChapter A.6 - EquationsChapter A.7 - InequalitiesChapter A.8 - Complex Numbers
Sample Solutions for this Textbook
We offer sample solutions for Pearson eText for Precalculus: A Unit Circle Approach -- Instant Access (Pearson+) homework problems. See examples below:
Chapter 1, Problem 1REChapter 2, Problem 1REChapter 3, Problem 1REChapter 4, Problem 1REChapter 5, Problem 1REChapter 6, Problem 1REGiven information: The provided system of equation is shown below: {3x−y=−5x+2y=3}(1)(2) Formula...Given: y2=−6x Concept and Formula used: There are two standard forms of parabola given by...Given information: The sequence an=2n−3 Concept used: To evaluate the terms of a sequence, we...
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