EBK COLLEGE ALGEBRA IN CONTEXT
5th Edition
ISBN: 8220103453592
Author: YOCCO
Publisher: Pearson Education (US)
expand_more
expand_more
format_list_bulleted
Question
Chapter 3.2, Problem 39E
To determine
To solve: The equation
Expert Solution & Answer
Want to see the full answer?
Check out a sample textbook solutionStudents have asked these similar questions
Rewriting an Expression In Exercises 51–54,rewrite the quadratic portion of the algebraic expressionas the sum or difference of two squares by completingthe square.
In Exercises 65–69, solve each equation.
2x
65.
3
1
+ 1
6.
66.
2
10
2
2x
67.
3
68.
4
2 +
3
4
Зх + 1
13
1 - x
69.
3
2
4
6
||
In Exercises 11–12, find the solution set for each equation.
11. |5x + 3| = 7
12. |6x + 1| = [4x + 15||
Chapter 3 Solutions
EBK COLLEGE ALGEBRA IN CONTEXT
Ch. 3.1 - In Exercises 16, (a) determine whether the...Ch. 3.1 - In Exercises 16, (a) determine whether the...Ch. 3.1 - In Exercises 16, (a) determine whether the...Ch. 3.1 - In Exercises 16, (a) determine whether the...Ch. 3.1 - In Exercises 16, (a) determine whether the...Ch. 3.1 - In Exercises 16, (a) determine whether the...Ch. 3.1 - Prob. 7ECh. 3.1 - Prob. 8ECh. 3.1 - Prob. 9ECh. 3.1 - In Exercises 714, (a) graph each quadratic...
Ch. 3.1 - Prob. 11ECh. 3.1 - Prob. 12ECh. 3.1 - In Exercises 714, (a) graph each quadratic...Ch. 3.1 - In Exercises 714, (a) graph each quadratic...Ch. 3.1 - Prob. 15ECh. 3.1 - Write the equation of the quadratic function whose...Ch. 3.1 - The two graphs shown have equations of the forni y...Ch. 3.1 - Prob. 18ECh. 3.1 - Prob. 19ECh. 3.1 - Prob. 20ECh. 3.1 - Prob. 21ECh. 3.1 - Prob. 22ECh. 3.1 - Prob. 23ECh. 3.1 - In Exercises 2130, (a) give the coordinates of the...Ch. 3.1 - Prob. 25ECh. 3.1 - Prob. 26ECh. 3.1 - In Exercises 2130, (a) give the coordinates of the...Ch. 3.1 - In Exercises 2130, (a) give the coordinates of the...Ch. 3.1 - Prob. 29ECh. 3.1 - Prob. 30ECh. 3.1 - Prob. 31ECh. 3.1 - Prob. 32ECh. 3.1 - Prob. 33ECh. 3.1 - Prob. 34ECh. 3.1 - Prob. 35ECh. 3.1 - Prob. 36ECh. 3.1 - Prob. 37ECh. 3.1 - Prob. 38ECh. 3.1 - Prob. 39ECh. 3.1 - Prob. 40ECh. 3.1 - Prob. 41ECh. 3.1 - Prob. 42ECh. 3.1 - Use the graph of each function in Exercises 4146...Ch. 3.1 - Prob. 44ECh. 3.1 - Use the graph of each function in Exercises 4146...Ch. 3.1 - Use the graph of each function in Exercises 4146...Ch. 3.1 - Profit The daily profit for a product is given by...Ch. 3.1 - Profit The daily profit for a product is given by...Ch. 3.1 - Worldwide Mobile Phone Shipments For selected...Ch. 3.1 - Prob. 50ECh. 3.1 - Tourism Spending The equation y = 1.69x2 0.92x +...Ch. 3.1 - Prob. 52ECh. 3.1 - Flight of a Ball If a ball is thrown upward at...Ch. 3.1 - Prob. 54ECh. 3.1 - Crude Oil The U.S. Crude Oil production, in...Ch. 3.1 - Prob. 56ECh. 3.1 - Profit The profit for a certain brand of MP3...Ch. 3.1 - Prob. 58ECh. 3.1 - Prob. 59ECh. 3.1 - Prob. 60ECh. 3.1 - Prob. 61ECh. 3.1 - Prob. 63ECh. 3.1 - Prob. 64ECh. 3.1 - Prob. 65ECh. 3.1 - Prob. 66ECh. 3.1 - Wind and Pollution The amount of particulate...Ch. 3.1 - Drug Sensitivity The sensitivity S to a drug is...Ch. 3.1 - Falling Object A tennis ball is thrown downward...Ch. 3.1 - Break-Even The profit for a product is given by P...Ch. 3.1 - Flight of a Ball A softball is hit with upward...Ch. 3.1 - Flight of a Ball A baseball is hit with upward...Ch. 3.1 - Apartment Rental The owner of an apartment...Ch. 3.1 - Rink Rental The owner of a skating rink rents the...Ch. 3.1 - World Population A low-projection scenario for...Ch. 3.2 - In Exercises 110, use factoring to solve the...Ch. 3.2 - In Exercises 110, use factoring to solve the...Ch. 3.2 - In Exercises 110, use factoring to solve the...Ch. 3.2 - In Exercises 110, use factoring to solve the...Ch. 3.2 - In Exercises 110, use factoring to solve the...Ch. 3.2 - In Exercises 110, use factoring to solve the...Ch. 3.2 - In Exercises 110, use factoring to solve the...Ch. 3.2 - In Exercises 110, use factoring to solve the...Ch. 3.2 - In Exercises 110, use factoring to solve the...Ch. 3.2 - In Exercises 110, use factoring to solve the...Ch. 3.2 - In Exercises 116, find the x-intercepts...Ch. 3.2 - In Exercises 116, find the x-intercepts...Ch. 3.2 - In Exercises 116, find the x-intercepts...Ch. 3.2 - In Exercises 116, find the x-intercepts...Ch. 3.2 - In Exercises 116, find the x-intercepts...Ch. 3.2 - In Exercises 116, find the x-intercepts...Ch. 3.2 - Use a graphing utility to find or to approximate...Ch. 3.2 - Prob. 18ECh. 3.2 - Use a graphing utility to find or to approximate...Ch. 3.2 - Prob. 20ECh. 3.2 - Prob. 21ECh. 3.2 - Prob. 22ECh. 3.2 - Prob. 23ECh. 3.2 - Prob. 24ECh. 3.2 - Prob. 25ECh. 3.2 - Prob. 26ECh. 3.2 - Prob. 27ECh. 3.2 - Prob. 28ECh. 3.2 - In Exercises 2934, use the square root method to...Ch. 3.2 - Prob. 30ECh. 3.2 - Prob. 31ECh. 3.2 - Prob. 32ECh. 3.2 - Prob. 33ECh. 3.2 - Prob. 34ECh. 3.2 - Prob. 35ECh. 3.2 - Prob. 36ECh. 3.2 - Prob. 37ECh. 3.2 - Prob. 38ECh. 3.2 - Prob. 39ECh. 3.2 - Prob. 40ECh. 3.2 - Prob. 41ECh. 3.2 - Prob. 42ECh. 3.2 - Prob. 43ECh. 3.2 - Prob. 44ECh. 3.2 - Prob. 45ECh. 3.2 - Prob. 46ECh. 3.2 - Prob. 47ECh. 3.2 - Prob. 48ECh. 3.2 - Prob. 49ECh. 3.2 - Prob. 50ECh. 3.2 - Prob. 51ECh. 3.2 - In Exercises 4954, find the exact solutions to...Ch. 3.2 - Prob. 53ECh. 3.2 - Prob. 54ECh. 3.2 - Prob. 55ECh. 3.2 - Prob. 56ECh. 3.2 - In Exercises 5558, you are given the graphs of...Ch. 3.2 - Prob. 58ECh. 3.2 - Prob. 59ECh. 3.2 - Prob. 60ECh. 3.2 - Prob. 61ECh. 3.2 - Prob. 62ECh. 3.2 - In Exercises 6374, solve analytically and then...Ch. 3.2 - Prob. 64ECh. 3.2 - Prob. 65ECh. 3.2 - In Exercises 6374, solve analytically and then...Ch. 3.2 - In Exercises 6374, solve analytically and then...Ch. 3.2 - Prob. 68ECh. 3.2 - Prob. 69ECh. 3.2 - Prob. 70ECh. 3.2 - Prob. 71ECh. 3.2 - In Exercises 6374, solve analytically and then...Ch. 3.2 - Prob. 73ECh. 3.2 - In Exercises 6374, solve analytically and then...Ch. 3.2 - Prob. 75ECh. 3.2 - Prob. 76ECh. 3.2 - Prob. 77ECh. 3.2 - Prob. 78ECh. 3.2 - Prob. 79ECh. 3.2 - Prob. 80ECh. 3.2 - Prob. 81ECh. 3.2 - International Travel to the United States The...Ch. 3.2 - Gold Prices The price of an ounce of gold in U.S....Ch. 3.2 - Non-White Population The number of millions of...Ch. 3.2 - Retail Sales November and December retail sales,...Ch. 3.2 - Prob. 86ECh. 3.2 - World Population One projection of the world...Ch. 3.3 - In Exercises 110, sketch the graph of each...Ch. 3.3 - Prob. 2ECh. 3.3 - Prob. 3ECh. 3.3 - Prob. 4ECh. 3.3 - Prob. 5ECh. 3.3 - Prob. 6ECh. 3.3 - Prob. 7ECh. 3.3 - Prob. 8ECh. 3.3 - Prob. 9ECh. 3.3 - Prob. 10ECh. 3.3 - Prob. 11ECh. 3.3 - Prob. 12ECh. 3.3 - a.Graph f(x)={4x3ifx3x2ifx3 b.Find f(2) and f(4)....Ch. 3.3 - Prob. 14ECh. 3.3 - Prob. 15ECh. 3.3 - Prob. 17ECh. 3.3 - Prob. 18ECh. 3.3 - Prob. 19ECh. 3.3 - Prob. 20ECh. 3.3 - Prob. 21ECh. 3.3 - Prob. 22ECh. 3.3 - Prob. 23ECh. 3.3 - Prob. 24ECh. 3.3 - Prob. 25ECh. 3.3 - Prob. 26ECh. 3.3 - Prob. 27ECh. 3.3 - Prob. 28ECh. 3.3 - Prob. 29ECh. 3.3 - Prob. 30ECh. 3.3 - Prob. 31ECh. 3.3 - Prob. 32ECh. 3.3 - Compare the graph in Exercise 30 with the graph in...Ch. 3.3 - Prob. 34ECh. 3.3 - Prob. 35ECh. 3.3 - Prob. 36ECh. 3.3 - Prob. 37ECh. 3.3 - Prob. 38ECh. 3.3 - Prob. 39ECh. 3.3 - Prob. 40ECh. 3.3 - Prob. 41ECh. 3.3 - Prob. 42ECh. 3.3 - Electric Charges For the nonextreme weather...Ch. 3.3 - Prob. 44ECh. 3.3 - First-Class Postage The first-class postage...Ch. 3.3 - Income Tax The U.S. federal income tax owed by a...Ch. 3.3 - Banks The number of banks in the United States for...Ch. 3.3 - Wind Chill The formula that gives the wind chill...Ch. 3.3 - Female Physicians Representation of females in...Ch. 3.3 - Prob. 50ECh. 3.3 - Prob. 51ECh. 3.3 - U.S. Population The U.S. population can be modeled...Ch. 3.3 - Prob. 53ECh. 3.3 - Prob. 54ECh. 3.3 - Prob. 55ECh. 3.3 - Prob. 56ECh. 3.3 - Purchasing Power The purchasing power of a 1983...Ch. 3.3 - Trust in the Government The percent of people who...Ch. 3.3 - Prob. 59ECh. 3.3 - Concentration of Body Substances The concentration...Ch. 3.3 - Investing If money is invested for 3 years with...Ch. 3.3 - Investing If money is invested for 4 years with...Ch. 3.3 - Investing The present value that will give a...Ch. 3.3 - Investing The present value that will give a...Ch. 3.4 - In Exercises 16, write the equation of the...Ch. 3.4 - Prob. 2ECh. 3.4 - Prob. 3ECh. 3.4 - Prob. 4ECh. 3.4 - Prob. 5ECh. 3.4 - Prob. 6ECh. 3.4 - A ball is thrown upward from the top of a...Ch. 3.4 - Prob. 8ECh. 3.4 - Prob. 9ECh. 3.4 - Prob. 10ECh. 3.4 - Prob. 11ECh. 3.4 - Prob. 12ECh. 3.4 - Prob. 13ECh. 3.4 - Prob. 14ECh. 3.4 - Find the quadratic function that is the best fit...Ch. 3.4 - Prob. 16ECh. 3.4 - Prob. 17ECh. 3.4 - Prob. 18ECh. 3.4 - Prob. 19ECh. 3.4 - Prob. 20ECh. 3.4 - Prob. 21ECh. 3.4 - Prob. 22ECh. 3.4 - Prob. 23ECh. 3.4 - Prob. 24ECh. 3.4 - Smart Phones Bill payment using smart phones is...Ch. 3.4 - Obesity Obesity (BMI 30) increases the risk of...Ch. 3.4 - Wind Chill The table gives the wind chill...Ch. 3.4 - Prob. 28ECh. 3.4 - Prob. 29ECh. 3.4 - Prob. 30ECh. 3.4 - Alzheimers Disease Partially because of American...Ch. 3.4 - Prob. 32ECh. 3.4 - Prob. 33ECh. 3.4 - World Population One projection of the world...Ch. 3.4 - Prob. 35ECh. 3.4 - Prob. 36ECh. 3.4 - Prob. 37ECh. 3.4 - Prob. 38ECh. 3.4 - Prob. 39ECh. 3.4 - Prob. 40ECh. 3.4 - Energy Use The following table shows the energy...Ch. 3.4 - Average Annual Wage The following table shows the...Ch. 3.4 - Insurance Rates The following table gives the...Ch. 3.4 - Banks The table gives the number of banks in the...Ch. 3.4 - U.S. Gross Domestic Product The table gives the...Ch. 3.4 - Auto Noise The noise level of a Volvo S60...Ch. 3.4 - Crude Oil The following table gives the U.S. crude...Ch. 3.4 - Box-Office Revenues The data in the table in the...Ch. 3 - In Exercises 16, use the rules of exponents to...Ch. 3 - In Exercises 16, use the rules of exponents to...Ch. 3 - In Exercises 16, use the rules of exponents to...Ch. 3 - In Exercises 16, use the rules of exponents to...Ch. 3 - In Exercises 16, use the rules of exponents to...Ch. 3 - In Exercises 16, use the rules of exponents to...Ch. 3 - Prob. 7TECh. 3 - Prob. 8TECh. 3 - Prob. 9TECh. 3 - Prob. 10TECh. 3 - Prob. 11TECh. 3 - Prob. 12TECh. 3 - Prob. 13TECh. 3 - Prob. 14TECh. 3 - Prob. 15TECh. 3 - Prob. 16TECh. 3 - Prob. 17TECh. 3 - Prob. 18TECh. 3 - Prob. 19TECh. 3 - Prob. 20TECh. 3 - Prob. 21TECh. 3 - Prob. 22TECh. 3 - Prob. 23TECh. 3 - Prob. 24TECh. 3 - Prob. 25TECh. 3 - Prob. 26TECh. 3 - Prob. 27TECh. 3 - Prob. 28TECh. 3 - Prob. 29TECh. 3 - Prob. 30TECh. 3 - In Exercises 2342, factor each of the polynomials...Ch. 3 - Prob. 32TECh. 3 - Prob. 33TECh. 3 - Prob. 34TECh. 3 - Prob. 35TECh. 3 - Prob. 36TECh. 3 - Prob. 37TECh. 3 - Prob. 38TECh. 3 - Prob. 39TECh. 3 - Prob. 40TECh. 3 - Prob. 41TECh. 3 - Prob. 42TECh. 3 - Prob. 43TECh. 3 - Prob. 44TECh. 3 - Prob. 45TECh. 3 - Prob. 46TECh. 3 - Prob. 47TECh. 3 - Prob. 1RECh. 3 - Prob. 2RECh. 3 - Prob. 3RECh. 3 - Prob. 4RECh. 3 - Prob. 5RECh. 3 - Prob. 6RECh. 3 - Prob. 7RECh. 3 - Prob. 8RECh. 3 - Prob. 9RECh. 3 - Prob. 10RECh. 3 - Prob. 11RECh. 3 - Prob. 12RECh. 3 - Prob. 13RECh. 3 - Prob. 14RECh. 3 - Prob. 15RECh. 3 - Prob. 16RECh. 3 - Prob. 17RECh. 3 - Prob. 18RECh. 3 - Prob. 19RECh. 3 - Prob. 20RECh. 3 - Prob. 21RECh. 3 - Prob. 22RECh. 3 - Prob. 23RECh. 3 - Prob. 24RECh. 3 - Prob. 25RECh. 3 - Prob. 26RECh. 3 - Prob. 27RECh. 3 - Prob. 28RECh. 3 - Prob. 29RECh. 3 - Prob. 30RECh. 3 - Determine whether the function y=3x2 is increasing...Ch. 3 - Prob. 32RECh. 3 - Prob. 33RECh. 3 - Prob. 34RECh. 3 - Find the equation of a quadratic function whose...Ch. 3 - Find the equation of a quadratic function whose...Ch. 3 - Prob. 37RECh. 3 - Prob. 38RECh. 3 - Suppose that q varies directly as the 3/2 power of...Ch. 3 - Prob. 40RECh. 3 - Prob. 41RECh. 3 - Prob. 42RECh. 3 - Prob. 43RECh. 3 - Height of a Ball If a ball is thrown into the air...Ch. 3 - Visas The number of skilled workers visas issued...Ch. 3 - Prob. 46RECh. 3 - Prob. 47RECh. 3 - Prob. 48RECh. 3 - Millionaire's Tax Rate The effective tax rate for...Ch. 3 - Prob. 50RECh. 3 - ATV Deaths The number of ATV-related deaths for...Ch. 3 - Home Range The home range of an animal is the...Ch. 3 - Internet Usage Around 40% of the worlds population...Ch. 3 - Personal Income The income received by people from...Ch. 3 - Prob. 55RECh. 3 - Prob. 56RECh. 3 - National Health Expenditures Health spending is...Ch. 3 - Prob. 58RECh. 3 - Prob. 59RECh. 3 - Prob. 60RE
Knowledge Booster
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, algebra and related others by exploring similar questions and additional content below.Similar questions
- Exercises 105–107 will help you prepare for the material covered in the next section. 105. Let x represent a number. a. Write an equation in x that describes the following conditions: Four less than three times the number is 32. b. Solve the equation and determine the number. 106. Let x represent the number of countries in the world that are not free. The number of free countries exceeds the number of not-free countries by 44. Write an algebraic expression that represents the number of free countries. 107. You purchase a new car for $20,000. Each year the value of the car decreases by $2500. Write an algebraic expression that represents the car's value, in dollars, after x years.arrow_forwardExercises 105-120: Complete the following. (a) Write the equation as ax² + bx + e = 0 with a > 0. (b) Calculate the discriminant b² – 4ac and determine the number of real solutions. (c) Solve the equation. 105. 3x² = 12 106. 8x - 2 = 14 107. x² – 2x = -1 108. 6x² = 4x 109. 4x = x? 110. 16x + 9 = 24x 111. x² + 1 = x 112. 2x² + x = 2 113. 2x² + 3x = 12 – 2x 114. 3x² + 3 = 5x 115. x(x – 4) = -4 116. + 3x = x – 4 117. x(x + 2) = -13 118. 4x = 6 + x? 119. 3x = 1- x 120. x(5x – 3) = 1arrow_forwardFor Exercises 81–100, make an appropriate substitution and solve the equation. (See Examples 10–11) 81. (2x + 5)? – 7(2x + 5) - 30 = 0 82. (Зх — 7)? - 6(3х — 7)-16 3D 0 83. (x + 2x)? – 18(r + 2x) = -45 84. (x + 3x)? - 86. (у? — 3)? — 9(y? — 3) — 52 %3D 0 14(x + 3x) = -40 85. (x + 2)2 + (x + 2) – 42 = 0 10 2 10 - 61 m - - 27 = 0 x + + 35 = 0 87. 88. - 121 x + т - m m 89. 2 + 2 + = 12 90. + 3 + 6 + 3 = -8 91. 5c2/5 11c/5 + 2 = 0 92. З3 d'/3 – 4 = 0 93. y'/2 – y/4 6 = 0 94. n'/2 + 6n/4 – 16 = 0 95. 9y 10y + 1 = 0 96. 100х-4 29x-2 + 1 = 0 | 97. 4t – 25 Vi = 0 98. 9m – 16Vm = 0 100. 392 + 16q -1 99. 30k-2 – 23k- + 2 = 0 + 5 = 0arrow_forward
- True or False? In Exercises 105–107, determinewhether the statement is true or false. Justify youranswer.arrow_forwardFind all the solutions to the quadratic equation (x+ 3) = 36. 3 6. -9 -3 15 91arrow_forwardIn Exercises 55-60, solve each quadratic equation by factoring. 55. x? - 3x – 10 = 0 56. x - 13x + 36 = 0 57. x = &x - 15 58. x = -11x - 10 59. 5x2 = 20x = 12xarrow_forward
- Math 116 Section 6.6 2. Solve the equation. A. 8x+2 = 16x+1 B. 52x253x+2arrow_forwardMake Sense? In Exercises 115–118, determine whether each statement makes sense or does not make sense, and explain your reasoning. 115. I solved x - 2| = 5 by rewriting the equation as x - 2 = 5 or x + 2 = 5. 116. I solved |x – 2|> 5 by rewriting the inequality as -5 5. 117. Because the absolute value of any expression is never less than a negative number, I can immediately conclude that the inequality |2x - 5| - 9 < -4 has no solution. 118. I'll win the contest if I can complete the crossword puzzle in 20 minutes plus or minus 5 minutes, so my winning time, x, is modeled by |x – 20| < 5.arrow_forward10) Solve the equation. 3 3. 3x-9 * **4 x-4arrow_forward
- In Exercises 1-2, solve each equation. 1. 5(x + 1) + 2 = x – 3(2x + 1) 2(x + 6) 2. 4х — 7 = 1 + 3 3arrow_forwardIn Exercises 75-82, solve each quadratic equation using the quadratic formula. 75. x? + 8x + 15 = 0 76. x + &r + 12 = 0 77. x + 5x + 3 = 0 78. x + 5x + 2 = 0 79. 3x 81. 4x = 2x + 7 ? - 80. 5x + x - 2 = 0 82. 3x = 6x – 1 3x - 4 = 0arrow_forwardSolving an Absolute Value EquationIn Exercises 103–106, solve the equation.Check your solutions.arrow_forward
arrow_back_ios
SEE MORE QUESTIONS
arrow_forward_ios
Recommended textbooks for you
- Algebra & Trigonometry with Analytic GeometryAlgebraISBN:9781133382119Author:SwokowskiPublisher:CengageBig Ideas Math A Bridge To Success Algebra 1: Stu...AlgebraISBN:9781680331141Author:HOUGHTON MIFFLIN HARCOURTPublisher:Houghton Mifflin HarcourtAlgebra: Structure And Method, Book 1AlgebraISBN:9780395977224Author:Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. ColePublisher:McDougal Littell
Algebra & Trigonometry with Analytic Geometry
Algebra
ISBN:9781133382119
Author:Swokowski
Publisher:Cengage
Big Ideas Math A Bridge To Success Algebra 1: Stu...
Algebra
ISBN:9781680331141
Author:HOUGHTON MIFFLIN HARCOURT
Publisher:Houghton Mifflin Harcourt
Algebra: Structure And Method, Book 1
Algebra
ISBN:9780395977224
Author:Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. Cole
Publisher:McDougal Littell
Interpreting Graphs of Quadratic Equations (GMAT/GRE/CAT/Bank PO/SSC CGL) | Don't Memorise; Author: Don't Memorise;https://www.youtube.com/watch?v=BHgewRcuoRM;License: Standard YouTube License, CC-BY
Solve a Trig Equation in Quadratic Form Using the Quadratic Formula (Cosine, 4 Solutions); Author: Mathispower4u;https://www.youtube.com/watch?v=N6jw_i74AVQ;License: Standard YouTube License, CC-BY