7 x2 = 11 x1 + 2 x2 = −2 1 5 1 0 1 0 1 0 2 7 2 −3 2 1 0 1 −2 11 −2 21 −2 −7 12 −7 −3x2 = 21 x1 + 2 x2 = −2 x2 = −7 x1 = 12 x2 = −7 1 2 CHAPTER 1 • Linear Equations in Linear Algebra 3. The point of intersection satisfies the system of two linear equations: x1 + 5 x2 = 7 x1 − 2 x2 = −2 1 1 5 −2 7 −2 x1 + 5 x2 = 7 Replace R2 by R2 + (–1)R1 and obtain: Scale R2 by –1/7: Replace R1 by R1 + (–5)R2: The point
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Week 6 Teamwork Assignment Task #1: Weekly pay before deductions or expenses Job 1: $50‚310 / 52 week in a year = $967.50 Job 2: 6 hours a day x 5 days a week x $20.50 = $615.00 Task #2: Weekly payroll deductions Job 1: $967.50 x 0.15 = $145.13 Job 2: $615 x 0.12 = $73.80 Task #3: Weekly job-related expenses Job 1: Daycare: $175.00 After school program: $75.00 Clothing:
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Assignment 07 Sustainability and Development by Tz09m77 Step 1 Sustainability. “Sustainable development is the development that meets the needs of the present generation without compromising the ability of the future generation to meet their own needs” Step 2 My Ecological Footprint. My ecological footprint is 3.73 per capita of which‚ i will need 3.73 planets if everyone lived my lifestyle. According to Brundtland’s definition of sustainable development I am not really meeting the present needs
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MAT222: Intermediate Algebra (GSQ1433A) Instructor Linda Seeger August 19‚ 2014 Solving Proportions This week I learned about solving proportions. Rightfully so‚ on this assignment I have to prove or show what I’ve learned and retained by solving two problems. In this essay I will attempt to solve two problems from our textbook‚ the first one is problem 56 located on page 437 and the second one is problem 10 located on page 444 of our Elementary and Intermediate Algebra textbook. During this
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_____Algebra2______ Review: Review #1 1) Write the algebraic expression represented by the algebra tiles. 2) What are the factors of this algebraic expression? Review #2 Use the algebra tiles to square the following binomials‚ then combine like terms and write the resulting expression. 1) = 4x 2) = 6x 3) =6y 4) = y=4x Review #3 Form a rectangle with the algebra tiles. What product is represented by the rectangle? Purple‚ what are the factors of this product
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Tutorial 07: Solutions Part A: For all your answers‚ please remember to do the following: 1. Draw curves 2. State the distribution 3. Define the variable A7.1 An automatic machine in a manufacturing process is operating properly if the lengths of an important subcomponent are normally distributed‚ with mean µ = 117 cm and standard deviation σ = 2.1 cm. If the machine is operating correctly: Let X = variable length of subcomponent (cm). Then if the machine is operating correctly‚ X ~ N (117‚ 2.12
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Managing the earthquake hazard Homework 07/03/15 Mitigation: Modify the event 1. How realistic is the control of the physical earthquake event? Control of the earthquake event itself and physical variables such as the location of the epicentre‚ depth of the focus‚ foundation material ie rock type‚ duration of shaking and time of day is not a realistic form of management. Earthquakes caused by humans on the other hand such as those resulting from dam destruction can be managed by considering
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21‚Jan.2015 Ms Leila Hussein 6 HAVEN St. MELBROUNE‚ AUSTRALIA‚ 1234 Dear Ms Leila Coffee Ville is pleased to formally offer you the position of café manager in our coffee shop. As discussed you will be responsible for the manager support function for our store. The duties and responsibilities that you will be expected to carry out are detailed in the attached job description (appendix 3). You will report directly to the Emma and your normal working hours are expected to be 7.00am to 5.00pm‚ Monday
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Task #3: Abstract Algebra Competency 210.4.2: Groups & Competency 210.4.4: Fields Jennifer Moore Western Governor’s University Part A: The image below is the fifth roots of unity. Using these fifth roots of unity and de Moivre’s formula to verify that the fifth roots of unity form a group under complex multiplication. de Moivre’s formula is z^k=cos(2πk/n)+isin(2πk/n)‚k=0‚1‚2‚…‚n-1 (Nicodemi‚ 2006) for the 5th roots unity of n=5. The following show the fifth roots of unity using
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KEY HONORS ALGEBRA 2 B 1. a. d. 2. a. d. a1 3‚ Semester Exam Review b. b. an 4 an1 an 3 4n 1 an 1 3 n 1 3n 2 c. 805‚306‚368 1‚073‚741‚823 a1 1 an an 1 3 c. 178 5370 3. 4624.577 cm3 4. 2805 seats 5. a. 6. a. 3 7. a. 81 b. 8. a. a 4b9 b. 1 3 17 3 7 b. 4 or 3 7 b. 4 1 9 x4 5 c. 24 5 c. x 2 or
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