Four departments of a company need to order thefollowing amounts of the same products.Department Paper Tape Binders11035274236620254PaperTapeBindersMemoPadsPensMemoPads4305The unit price (in dollars) of each product is given belowfor two suppliers.Supplier A Supplier B3411444412Pens6994(a) Use matrix multiplication to get a matrixshowing the comparative costs for eachdepartment for the products from the twosuppliers.Dept. 15Dept. 2Dept. 3Dept. 4A B

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Answered: Four departments of a company need to…

Advanced Engineering Mathematics

10th Edition

ISBN:9780470458365

Author:Erwin Kreyszig

Publisher:Erwin Kreyszig

Chapter2: Second-order Linear Odes

Section: Chapter Questions

Problem 1RQ

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Step 1. Dimension Analysis Observe that the two given matrices are the same size. Namelų, the matrices A and B each have dimensions: Consequently, their products AB and BA also each have the same size. Namely, the products AB and BA each have the dimensions: Step 2. Calculate the matrix product AB and enter your results into the table below. Simplifų your result as much as possible. If the answer is undefined, leave the answer blank.or type the letter:N В АВ -4 1 12 12 -13 6. -14 8. 0. 3 7. - 1
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…
Two departments of a firm, A and B, need differing amounts of steel, wood, and plastic. The table on the right gives the amount of each product the departments need. These three products are supplied by two suppliers, Company C and Company D, with the unit prices given in the table on the right. a. Use matrix multiplication to determine how much these orders will cost each department at each of the two suppliers. Enter the amounts into the cost matrix shown on the right. Department A Department B Steel Wood Plastic Dept. A Dept. B Company C 600 310 310 Co. C Steel Wood Plastic 60 40 40 60 70 60 Company D 560 190 390 Co. D
2. A 4 x 4 matrix has the columns the bake goods the rows the ingredients with the entries being the amound of the indgredient needed to make those baked goods. The Row matrix (i.e. 1 x 4) C with each entry represent the cost per unit of ingredients. Explain what the entries of the product matrix C.M represent.
1. Secret Code. A list of numbers can be changed into an image if we know what size matrix to use. What is this list of numbers saying? Rules: (a) use a 4 x 25 matrix. (b) Enter entries in order filing one row at a time (c) entering values from left to right. 1, 0, 0, 1, 0, 1, 0, 0, 1, 0, 0, 0, 1, 0, 0, 1, 0, 0, 1, 1, 1, 0, 1, 0, 1, 1, 0, 1, 1, 1, 1, 1, 0, 1, 1, 0, 1, 1, 0, 1, 0, 1, 0, 0, 1, 0, 0, 1, 0, 1, 1, 0, 0, 1, 1, 1, 0, 0, 1, 0, 1, 0, 1, 0, 1, 1, 1, 0, 0, 1, 0, 0, 1, 1, 1, 1, 0, 0, 0, 1, 0, 0, 0, 1, 0, 0, 0, 1, 0, 1, 0, 1, 0, 0, 1, 0, 0, 1, 0, 1 What is the secret code? Create a secret code of your own using 1's and 0 on a 4 x 25 matrix. Then display the code on this layout:
Two departments of a firm, A and B, need differing amounts of steel, wood, and plastic. The table on the right gives the amount of each product the departments need. These three products are supplied by two suppliers, Company C and Company D, with the unit prices given in the table on the right. C a. Use matrix multiplication to determine how much these orders will cost each department at each of the two suppliers. Enter the amounts into the cost matrix shown on the right. Dept. A Dept. B Department A Department B Steel Wood Plastic Co. C Company C 580 280 280 Co. D Company D — 570 180 380 Steel 70 60 Wood 60 40 Plastic 40 60
Homework 10: Question 6

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