Finite Mathematics and Applied Calculus (MindTap Course List)
7th Edition
ISBN: 9781337274203
Author: Stefan Waner, Steven Costenoble
Publisher: Cengage Learning
expand_more
expand_more
format_list_bulleted
Concept explainers
Question
Chapter 4.2, Problem 51E
To determine
The definition of a pivot and the use of pivoting.
Expert Solution & Answer
Want to see the full answer?
Check out a sample textbook solutionStudents have asked these similar questions
What are linear equations ?
Answer Part D.
(D) Find the values after one pivot operation.
In general, when performing a pivot operation, the pivot row should be multiplied by the reciprocal of the pivot element to transform the pivot element to a 1.
Multiply the pivot row by the reciprocal of the pivot element to transform the pivot element to a 1.
Pivot the problem and find final solution.
Chapter 4 Solutions
Finite Mathematics and Applied Calculus (MindTap Course List)
Ch. 4.1 - In Exercises 1-6, find three different particular...Ch. 4.1 - In Exercises 1-6, find three different particular...Ch. 4.1 - In Exercises 1-6, find three different particular...Ch. 4.1 - Prob. 4ECh. 4.1 - Prob. 5ECh. 4.1 - Prob. 6ECh. 4.1 - In Exercises 7-20, find all solutions of the given...Ch. 4.1 - In Exercises 7-20, find all solutions of the given...Ch. 4.1 - In Exercises 7-20, find all solutions of the given...Ch. 4.1 - In Exercises 7-20, find all solutions of the given...
Ch. 4.1 - Prob. 11ECh. 4.1 - Prob. 12ECh. 4.1 - Prob. 13ECh. 4.1 - Prob. 14ECh. 4.1 - Prob. 15ECh. 4.1 - In Exercises 7-20, find all solutions of the given...Ch. 4.1 - Prob. 17ECh. 4.1 - Prob. 18ECh. 4.1 - In Exercises 7-20, find all solutions of the given...Ch. 4.1 - Prob. 20ECh. 4.1 - Prob. 21ECh. 4.1 - In Exercises 21-30, use technol.ogy to obtain...Ch. 4.1 - Prob. 23ECh. 4.1 - Prob. 24ECh. 4.1 - Prob. 25ECh. 4.1 - Prob. 26ECh. 4.1 - Prob. 27ECh. 4.1 - Prob. 28ECh. 4.1 - Prob. 29ECh. 4.1 - Prob. 30ECh. 4.1 - In Exercises 31-38, translate the given statement...Ch. 4.1 - In Exercises 31-38, translate the given statement...Ch. 4.1 - In Exercises 31-38, translate the given statement...Ch. 4.1 - Prob. 34ECh. 4.1 - Prob. 35ECh. 4.1 - Prob. 36ECh. 4.1 - Prob. 37ECh. 4.1 - Prob. 38ECh. 4.1 - Resource Allocation You manage an ice cream...Ch. 4.1 - Class Scheduling Enormous State Universitys Math...Ch. 4.1 - Nutrition Gerber Products' Gerber Mixed Cereal for...Ch. 4.1 - Nutrition Anthony Altino is mixing food for his...Ch. 4.1 - Nutrition One serving of Campbell Soup Companys...Ch. 4.1 - Nutrition One serving of Campbell Soup Companys...Ch. 4.1 - Protein Supplements Exercises 45-48 are based on...Ch. 4.1 - Prob. 46ECh. 4.1 - Prob. 47ECh. 4.1 - Protein Supplements Exercises 45-48 are based on...Ch. 4.1 - Investments: Tech Stocks In December 2014, Twitter...Ch. 4.1 - Investments: Energy Stocks In the 3-rnonth period...Ch. 4.1 - Investments: Financial Stocks During the first...Ch. 4.1 - Investments: High Dividend Stocks During the first...Ch. 4.1 - Voting An appropriations bill passed the U.S....Ch. 4.1 - Voting The U.S. Senate has 100 members. For a bill...Ch. 4.1 - Prob. 55ECh. 4.1 - Law Five years ago, Enormous State Universitys...Ch. 4.1 - Purchasing (from the GMAT) Elena purchased Brand X...Ch. 4.1 - Purchasing (based on a question from the GMAT)...Ch. 4.1 - Prob. 59ECh. 4.1 - Prob. 60ECh. 4.1 - Prob. 61ECh. 4.1 - Supply and Demand (from the GRE Economics Test) In...Ch. 4.1 - Equilibrium Price In June 2001 the retail price of...Ch. 4.1 - Equilibrium Price At the start of December 2001...Ch. 4.1 - Pollution Joe Slo, a college sophomore, neglected...Ch. 4.1 - Diet The local sushi bar serves 1-ounce pieces of...Ch. 4.1 - Prob. 67ECh. 4.1 - Publishing (from the GMAT) There were 36,000...Ch. 4.1 - Prob. 69ECh. 4.1 - Prob. 70ECh. 4.1 - Both the supply and demand equations for a certain...Ch. 4.1 - Prob. 72ECh. 4.1 - Prob. 73ECh. 4.1 - Prob. 74ECh. 4.1 - Prob. 75ECh. 4.1 - Select one: If the addition or subtraction of two...Ch. 4.1 - Prob. 77ECh. 4.1 - Prob. 78ECh. 4.1 - Prob. 79ECh. 4.1 - Prob. 80ECh. 4.1 - Prob. 81ECh. 4.1 - Prob. 82ECh. 4.2 - In Exercises 1-42, use Gauss-Jordan row reduction...Ch. 4.2 - In Exercises 1-42, use Gauss-Jordan row reduction...Ch. 4.2 - Prob. 3ECh. 4.2 - In Exercises 1-42, use Gauss-Jordan row reduction...Ch. 4.2 - In Exercises 1-42, use Gauss-Jordan row reduction...Ch. 4.2 - Prob. 6ECh. 4.2 - Prob. 7ECh. 4.2 - Prob. 8ECh. 4.2 - Prob. 9ECh. 4.2 - In Exercises 1-42, use Gauss-Jordan row reduction...Ch. 4.2 - Prob. 11ECh. 4.2 - In Exercises 1-42, use Gauss-Jordan row reduction...Ch. 4.2 - Prob. 13ECh. 4.2 - Prob. 14ECh. 4.2 - Prob. 15ECh. 4.2 - Prob. 16ECh. 4.2 - Prob. 17ECh. 4.2 - Prob. 18ECh. 4.2 - Prob. 19ECh. 4.2 - In Exercises 1-42, use Gauss-Jordan row reduction...Ch. 4.2 - Prob. 21ECh. 4.2 - In Exercises 1-42, use Gauss-Jordan row reduction...Ch. 4.2 - In Exercises 1-42, use Gauss-Jordan row reduction...Ch. 4.2 - In Exercises 1-42, use Gauss-Jordan row reduction...Ch. 4.2 - Prob. 25ECh. 4.2 - Prob. 26ECh. 4.2 - Prob. 27ECh. 4.2 - In Exercises 1-42, use Gauss-Jordan row reduction...Ch. 4.2 - Prob. 29ECh. 4.2 - Prob. 30ECh. 4.2 - Prob. 31ECh. 4.2 - Prob. 32ECh. 4.2 - Prob. 33ECh. 4.2 - Prob. 34ECh. 4.2 - Prob. 35ECh. 4.2 - In Exercises 1-42, use Gauss-Jordan row reduction...Ch. 4.2 - Prob. 37ECh. 4.2 - Prob. 38ECh. 4.2 - Prob. 39ECh. 4.2 - Prob. 40ECh. 4.2 - Prob. 41ECh. 4.2 - Prob. 42ECh. 4.2 - Prob. 43ECh. 4.2 - Prob. 44ECh. 4.2 - In Exercises 43-46, use technology to solve the...Ch. 4.2 - Prob. 46ECh. 4.2 - Prob. 47ECh. 4.2 - Prob. 48ECh. 4.2 - Prob. 49ECh. 4.2 - Prob. 50ECh. 4.2 - Prob. 51ECh. 4.2 - Prob. 52ECh. 4.2 - Prob. 53ECh. 4.2 - Prob. 54ECh. 4.2 - Prob. 55ECh. 4.2 - Prob. 56ECh. 4.2 - Prob. 57ECh. 4.2 - Prob. 58ECh. 4.2 - Prob. 59ECh. 4.2 - Prob. 60ECh. 4.2 - Prob. 61ECh. 4.2 - Prob. 62ECh. 4.2 - Prob. 63ECh. 4.2 - Prob. 64ECh. 4.2 - Prob. 65ECh. 4.2 - Prob. 66ECh. 4.2 - Prob. 67ECh. 4.2 - Prob. 68ECh. 4.3 - Resource Allocation You manage an ice cream...Ch. 4.3 - Resource Allocation You own a hamburger franchise...Ch. 4.3 - Resource Allocation Urban Community College is...Ch. 4.3 - Resource Allocation The Enormous State University...Ch. 4.3 - Latin Music Sales (Digital) In 2013, total...Ch. 4.3 - Latin Music Sales (Digital) In 2012, total...Ch. 4.3 - Purchasing Aircraft In Example 2 we saw that...Ch. 4.3 - Purchasing Aircraft Refer to Exercise 7. Rene...Ch. 4.3 - Supply A bagel store orders cream cheese from...Ch. 4.3 - Supply Refer to Exercise 9. The bagel store's...Ch. 4.3 - Pest Control Halmar the Great has boasted to his...Ch. 4.3 - Manufacturing Perfume The Fancy French Perfume...Ch. 4.3 - Donations The Enormous State University Good Works...Ch. 4.3 - Tenure Professor Walt is up for tenure and wishes...Ch. 4.3 - Airline Costs Exercises 15and16 are based on the...Ch. 4.3 - Airline Costs Exercises 15and16 are based on the...Ch. 4.3 - Investing: Inverse Mutual Funds Inverse mutual...Ch. 4.3 - Investing: Inverse Mutual Funds Inverse mutual...Ch. 4.3 - Investing: Lesser-Known Stocks Exercises 19 and 20...Ch. 4.3 - Investing: Lesser-Known Stocks Exercises 19 and 20...Ch. 4.3 - Internet Audience At the end of 2003 the four...Ch. 4.3 - Internet Audience At the end of 2003 the four...Ch. 4.3 - Market Share: Homeowners Insurance Three market...Ch. 4.3 - Prob. 24ECh. 4.3 - Inventory Control Red Bookstore wants to ship...Ch. 4.3 - Prob. 26ECh. 4.3 - Prob. 27ECh. 4.3 - Prob. 28ECh. 4.3 - Prob. 29ECh. 4.3 - Tobacco The following table shows some data from...Ch. 4.3 - Traffic Flow One-way traffic through Enormous...Ch. 4.3 - Traffic Flow The traffic through downtown East...Ch. 4.3 - Traffic Flow The traffic through downtown...Ch. 4.3 - Prob. 34ECh. 4.3 - Prob. 35ECh. 4.3 - Electric Current Electric current measures (in...Ch. 4.3 - Prob. 37ECh. 4.3 - Prob. 38ECh. 4.3 - Prob. 39ECh. 4.3 - Prob. 40ECh. 4.3 - Prob. 41ECh. 4.3 - Prob. 42ECh. 4.3 - Prob. 43ECh. 4.3 - Prob. 44ECh. 4.3 - Voting In the 75th Congress (1937-1939) the U.S....Ch. 4.3 - Voting In the 75th Congress (1937-1939) there were...Ch. 4.3 - Prob. 47ECh. 4.3 - Prob. 48ECh. 4.3 - Prob. 49ECh. 4.3 - Prob. 50ECh. 4.3 - Prob. 51ECh. 4.3 - Prob. 52ECh. 4.3 - Prob. 53ECh. 4.3 - Prob. 54ECh. 4.3 - Prob. 55ECh. 4.3 - Prob. 56ECh. 4.3 - Prob. 57ECh. 4.3 - Prob. 58ECh. 4 - In Exercises 16, graph the given equations and...Ch. 4 - Prob. 2RECh. 4 - Prob. 3RECh. 4 - Prob. 4RECh. 4 - Prob. 5RECh. 4 - Prob. 6RECh. 4 - Prob. 7RECh. 4 - Prob. 8RECh. 4 - Prob. 9RECh. 4 - Prob. 10RECh. 4 - Prob. 11RECh. 4 - Prob. 12RECh. 4 - Prob. 13RECh. 4 - Prob. 14RECh. 4 - Prob. 15RECh. 4 - Prob. 16RECh. 4 - Prob. 17RECh. 4 - Prob. 18RECh. 4 - Prob. 19RECh. 4 - Exercises 1922 are based on the following equation...Ch. 4 - Prob. 21RECh. 4 - Prob. 22RECh. 4 - In Exercises 2328, let x, y, z, and w represent...Ch. 4 - In Exercises 2328, let x, y, z, and w represent...Ch. 4 - Prob. 25RECh. 4 - Prob. 26RECh. 4 - Prob. 27RECh. 4 - In Exercises 2328, let x, y, z, and w represent...Ch. 4 - Purchasing You are the buyer for OHaganBooks.com...Ch. 4 - Prob. 30RECh. 4 - Prob. 31RECh. 4 - Prob. 32RECh. 4 - Prob. 33RECh. 4 - Equilibrium OHaganBooks.com CEO John OHagan...Ch. 4 - Feeding Schedules Billy-Sean OHagan is John...Ch. 4 - Prob. 36RECh. 4 - Website Traffic OHaganBooks.com has two principal...Ch. 4 - Sales As the buyer at OHaganBooks.com, you are...Ch. 4 - Prob. 39RECh. 4 - Initial Public Offerings (IPOs) Duffin House,...Ch. 4 - Prob. 41RECh. 4 - Prob. 42RECh. 4 - Network Traffic All book orders received at the...Ch. 4 - Prob. 44RECh. 4 - Shipping On the same day that the sales department...Ch. 4 - Transportation Scheduling Duffin House is about to...
Knowledge Booster
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, calculus and related others by exploring similar questions and additional content below.Similar questions
- Search for 5 economic models or linear equations in economics. Briefly explain the concept of the model or equation and identify which are the dependent variable and independent variables.arrow_forwardWhich are the following equations and which are inconsistent? Explain.arrow_forwardwhat is the significance of intercepts in a quadratic and linear model?arrow_forward
- Indicate whether the following are true or false. Explain why true or false. a. A simultaneous equations model is suitable whenever two variables are determined simultaneously.arrow_forwardDepreciation is the decrease or loss in value of an item due to age, wear, or market conditions. We usually consider depreciation on expensive items like cars. Businesses use depreciation as a loss when calculating their income and taxes. One company buys a new bulldozer for $96600. The company depreciates the bulldozer linearly over its useful life of 17 years. Its salvage value at the end of 17 years is $11600. A) Express the value of the bulldozer, V, in terms of its age, t. V = %3Darrow_forwardDepreciation is the decrease or loss in value of an item due to age, wear, or market conditions. We usually consider depreciation on expensive items like cars. Businesses use depreciation as a loss when calculating their income and taxes. One company buys a new bulldozer for $96600. The company depreciates the bulldozer linearly over its useful life of 17 years. Its salvage value at the end of 17 years is $11600. A) Express the value of the bulldozer, V, in terms of its age, t. V = ? B) The value of the bulldozer after 4 years is $.? C . Ross sells 65 shirts at a price of $35 each. They find that if they increase the shirt price by $1, the number of shirts sold drops by 3.Find an equation in the form y=mx+b that models the shirt sales, where xx is the price of a shirt and y is the number of shirts sold.Answer: y=?arrow_forward
arrow_back_ios
SEE MORE QUESTIONS
arrow_forward_ios
Recommended textbooks for you
- Big Ideas Math A Bridge To Success Algebra 1: Stu...AlgebraISBN:9781680331141Author:HOUGHTON MIFFLIN HARCOURTPublisher:Houghton Mifflin Harcourt
Big Ideas Math A Bridge To Success Algebra 1: Stu...
Algebra
ISBN:9781680331141
Author:HOUGHTON MIFFLIN HARCOURT
Publisher:Houghton Mifflin Harcourt
What is a Linear Equation in One Variable?; Author: Don't Memorise;https://www.youtube.com/watch?v=lDOYdBgtnjY;License: Standard YouTube License, CC-BY
Linear Equation | Solving Linear Equations | What is Linear Equation in one variable ?; Author: Najam Academy;https://www.youtube.com/watch?v=tHm3X_Ta_iE;License: Standard YouTube License, CC-BY