Discuss the cause of the Tacoma bridge disaster‚ in terms of waves‚ vibrations‚ and resonance. Elaborate the effects with relevant equations and formulae. The Tacoma bridge collapse can be attributed to the waves caused by the buildup of energetic vibrations. These energetic vibrations were built up from the bridge “taking energy from the steadily blowing wind” (Crowell). Eventually enough of these energetic vibrations built up to cause resonance within the system‚ causing the wave-like motion
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Mathematics is highly valued in our society but for many students the thought of learning mathematics is daunting. Learning mathematics in primacy school may have been a positive experience but it may have also been filled with frustration and anxiety. If a teacher has a negative view of mathematics then their students will adopt this view. Students must be shown the relevance and purpose of mathematics in a real life and meaningful way. There is no doubt that mathematics is an indispensable tool
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Brief Introduction: AJ Davis is a department store chain‚ which has many credit customers and want to find out more information about these customers. AJ Davis has complied a sample of 50 credit customers with data selected in the following variables: Location‚ Income (in $1‚000’s)‚ Size (Number of people living in the household)‚ Years (number of years the customer has lived in the current location)‚ and Credit Balance (customers current credit card balance on the store’s credit car‚ in $)
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Geometry PJ Architecture and Geometry Architecture and geometry are perfect complements of each other they go hand to hand in so many ways let’s discuss some of these ways. Architecture has geometry written all over it if geometry never existed Architecture wouldn’t have existed either. First of all geometry is the reason that we can calculate and measure the sizes and shapes of certain structures for us to use. Geometry allows us pin point exactly how much more we may need or less ‚ without
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Puzzle: Who Got More? Mrs Mess was buying a set of garden furniture. The bill was seventy rupees. She gave the attendant what she thought were two ₹50 notes‚ (actually two ₹100 notes). The attendant was sleepy and didn’t notice either‚ so he gave Mrs Mess what he thought were three ₹10 notes (actually three ₹50 notes). Who ended up better off than they should? Solution: Mrs Mess comes away better off than she should‚ by ₹20 in fact. Despite the warning in the title‚ Mrs Mess did pay
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Article 1: Titre: Colorado Flooding Imperils Oil and Gas Sites‚ Causes Spill Date: Septembre 19‚ 2013 Journal : National Geographic Cet article parle de l’inondation à Colorado le 17 Septembre‚ 2013. Cette inondation était un grand désastre parce qu’il y avait un grand déversement de pétrole. Il y avait a peu près 5250 gallons de pétrole qui a infiltré la rivière South Platte dans la partie centre-nord de l’état. Le pétrole venait des réservoirs pétroliers Anadarko endommagés. Cette déversement
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Answers Chapter 1 c i No x-intercept‚ y = 4 iii y Pre-test 1 a 2x + 1 1 3 c x+ x= x 2 2 f 3x − 7 b 5(x − 1) 1 (x + 4) 3 -5ab -21x -4x + 4 3 ii 0 y=4 d 2x − 3 e a a a a 7x 8y 3x + 3 4m b b b b 6a 7 6 b 7 12 9 a 3 b -2 c 1 10 a y = 2x + 1 b y = -x + 5 c 4 7 d 19 72 Exercise 1A f 21 20 2 3 4 5 4 e 7 c c c c -5x 2 15a 2 -10x + 2x 2 a (0‚ 4) d g c 10 ii
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Mathematics WORKED SOLUTIONS FOR CSEC® EXAMINATIONS 2006 –2010 DEREK MCMONAGLE CSEC® is a registered trade mark(s) of the Caribbean Examinations Council (CXC). MATHEMATICS Worked Solutions for CSEC® Examinations 2006–2010 is an independent publication and has not been authorized‚ sponsored‚ or otherwise approved by CXC. 9780230407381_FM.indd 1 9/15/10 9:22 AM Macmillan Education Between Towns Road‚ Oxford‚ OX4 3PP A division of Macmillan Publishers Limited Companies and representatives
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chapter Compound Interest: Future Value and Present Value LEARNING OBJECTIVES After completing this chapter‚ you will be able to: ● CHAPTER OUTLINE 8.1 8.2 8.3 8.4 8.5 * * Basic Concepts Future Value (or Maturity Value) Present Value Using Financial Calculators Other Applications of Compounding Equivalent Payment Streams Models of Financial Calculators Calculate maturity value‚ future value‚ and present value in compound interest applications‚ by both the algebraic method and the preprogrammed
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Caring for Populations through Community Outreach Chamberlain College of Nursing NR 443: Community Health Nursing Caring for Populations through Community Outreach I selected my work setting as the Health Department‚ functioning as a Health Promotion Nurse. The identified problem in Atlanta‚ Georgia was prevalence in cardiovascular disease and cancer. According to world heart foundation‚ a person has 50% risk of developing heart disease if that individual’s parents have suffered from heart
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