11) Determine if the following matricies are in Row-Echelon Form.[181-17a. 13 6Lo1 2-510b.00LO2100-25 4 -715-2 01-110ܝ ܚ ܐ ܝܕSIollot srt 19w2nAC.- 115111a) YES or11b) YES11c) YESNOor NOor NO

Solution: A matrix is in Row Echelon form if it has the following properties: Any row consisting…

Answered: 11) Determine if the following…

Algebra and Trigonometry (6th Edition)

6th Edition

ISBN:9780134463216

Author:Robert F. Blitzer

Publisher:Robert F. Blitzer

ChapterP: Prerequisites: Fundamental Concepts Of Algebra

Section: Chapter Questions

Problem 1MCCP: In Exercises 1-25, simplify the given expression or perform the indicated operation (and simplify,...

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Suppose you visit a small, local panadería and decide to pick up some pasteries. The panadería has a selection of 8 different cupcakes, 14 different donuts ,7 different muffins ,2 types of donut holes , and 11 different types of pan dulce. You pick one of each. How many different orders are possible.
A student planning her curriculum for the upcoming year must select one of three business courses, one of five mathematics courses, two of ten elective courses, and either one of four history courses or one of three social science courses. How many different curricula are available for her consideration? different curricula
Part 4: Suppose that 53 of the 55 Computer Science students of San Sebastian College, Manila are taking at least one of the mathematics subjects Algebra, Trigonometry and Calculus. See the figure below for more details: 24 taking Algebra, 26 taking Trigonometry, 20 taking Calculus, 5 taking Algebra and Trigonometry, 7 taking Algebra and Calculus, 8 taking Trigonometry and Calculus. a. Find the number of students who are taking all three mäthematics subjects. b. Fill in the correct number of students in each of the eight regions of the Venn diagram. c. Determine the number of students who are not taking any of the three mathematics subjects? d. How many students are taking Algebra as their only mathematics subject? e. How many students were taking Calculus and Trigonometry but not Algebra?
Consider 2 Countries, Domestic and Foreign. Both countries have the same production technology. They differ in their endowment of L and K. Foreign has the following situation: PFood = 6*w + 4*r PBeyerage = 4*w + 4*r PFood = $24 Domestic has the following situation: = 6*w + 4*r PEood PBeverage PEeod = $32 PBeverage = $24 = 4*w + 4*r PBeverage = $20 1. Initially, the countries operate in autarky – no trade. Complete the table to determine conditions within each country. Autarky w*D = w*F r*D = r*F w/r = w/r = (K/L)Food = (K/L)Feed (K/L)Beverage (K/L)Beverage Food per w = Food per w = Beverage per w = Beverage per w = Food per r= Food per r = Beverage perr= Beverage perr= 1. 1. 10
Assume that the Natural Fertilizer Company produces 100 pound sacks of 20-10-15 fertilizer for lawns, 100 pound sacks of 11- 15-13 fertilizer for gardens, and 100 pound sacks of 4-8-5 fertilizer for trees, where the numbers are the percentage by weight of nitrate, phosphate, and potash, respectively, in each sack. Assume also that the company has on hand 10 tons of nitrate, 9 tons of phosphate, and 7 tons of potash, Assume also that the profit on each sack of lawn fertilizer is $14.00, the profit on each sack of garden fertilizer is $7.00, and the profit on each sack of tree fertilizer is $8.00. Finally, assume the company has a contract to supply at least 1.5 tons of garden fertilizer. How many sacks of each type of fertilizer should the company make in order maximize its profit?

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11) Determine if the following matricies are in Row-Echelon Forms [1 -5 81-17 -2 4 -71 1 3 6 3 5 1 2 -2 0 1 1 a. 1 Lo 0 b. 1 0 0 0 1 0 0 5 -1 1 0