Label the rows and columns of MN.O A. Rows of MN represent the cost per town and columns of MN represent the city.B. Columns of MN represent the cost per town and rows of MN represent the city.C. Columns of MN represent the cost per contact type and rows of MN represent the number of contacts of each type.D. MN does not exist. Thus, the rows and columns do not exist. In a local election, a group hired a public relations firm to promote its candidate in three ways: telephone calls, house calls, and letters. The cost per contact is given in matrix M, and thenumber of contacts of each type made in two adjacent cities is given in matrix N. Complete parts (A) through (D) below.Telephone HouseN=[M=Cost per contact$1.35 Telephone call$2.70 House call$1.65 Lettercall9002200call Letter300 4000 City A900 7000 City B

This is question of algebra here matrix is given we have to find the multiplication of matrix…

Answered: In a local election, a group hired a…

Calculus: Early Transcendentals

8th Edition

ISBN:9781285741550

Author:James Stewart

Publisher:James Stewart

Chapter1: Functions And Models

Section: Chapter Questions

Problem 1RCC: (a) What is a function? What are its domain and range? (b) What is the graph of a function? (c) How...

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Similar questions

A newspaper surveyed companies on the annual amount of money spent on television commercials and the estimated number of people who remember seeing those commercials each week. A soft-drink manufacturer spends $40.1 million a year and estimates 78.6 million people remember the commercials. For a package- delivery service, the budget is $22.9 million for 21.9 million people. A telecommunications company reaches 88.9 million people by spending a whopping $154.9 million. Which matrix below DOES NOT represent this situation? (All value in millions) 40.1 22.9 154.9 C = 78.6 21.9 88.9 21.9 22.9] C = 78.6 40.1 59°F Cloudy 一一

13. Solve the following system of equations by using the inverse of the coefficient matrix: 8.4x - 1.2y = 10.8 3.5x + 2.6y (Round to the nearest tenth) = 6.4 (S 5.2 or W 5.2)
A university admissions committee anticipates an enrollment of 8000 students in its freshman class next year. To satisfy admission quotas, incoming students have been categorized according to their sex and place of residence. The number of students in each category is given by the matrix A. Male Female In-state 2700 2800 A = Out-of-state 900 800 Foreign 400 400 By using data accumulated in previous years, the admissions committee has determined that these students will elect to enter the College of Letters and Science, the College of Fine Arts, the School of Business Administration, and the School of Engineering according to the percentages that appear in the following matrix. AB = B = Male L. & S. Fine Arts Bus. Ad. Eng. 0.25 0.20 0.30 0.25 Female 0.30 0.35 0.25 0.10 Find the matrix AB that shows the number of in-state, out-of-state, and foreign students expected to enter each discipline. ↑
A restaurant has a main location and a traveling food truck. The first matrix A shows the number of managers and associates employed. The second matrix B shows the average annual cost of salary and benefits (in thousands of dollars). Complete parts (a) through (c) below. Restaurant Food Truck Managers Associates 5 29 1 6 (a) Find the matrix product AB. 891 98 183 20 AB= (Simplify your answer.) |=A Salary Benefits Managers 39 8 Associates 24 2 =B (b) Explain what AB represents. Choose the correct answer below. A. Row 1 of AB represents the restaurant and row 2 represents the food truck. Column 1 of AB represents total benefits (in thousands) and column 2 represents total salary (in thousands) for all employees. B. Row 1 of AB represents the restaurant and row 2 represents the food truck. Column 1 of AB represents total salary (in thousands) and column 2 represents total benefits (in thousands) for all employees. C. Row 1 of AB represents the food truck and row 2 represents the…

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