Have you ever ridden on a rollercoaster and felt your heart drop as you were going downhill? Have you asked yourself how getting these feelings were possible? The answer is math. You may ask what math has to do with rollercoasters. Math is the reason for everything and anything that has to do with rollercoasters. Without math‚ it would be impossible to even be able to create one. To build a rollercoaster you need to be able to use numbers when talking about the costs‚ taking measurements‚ calculating
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short hand of the clock is at 4‚ what is the degree of its’ angle? a. 90 b. 120 c. 130 d. 150 10. There are two numbers whose sum is 48. One of the numbers is greater by 6. What are the numbers? a. 23‚24 b. 21‚27 c. 22‚26 d. 23‚26 11. Add: 17 5/8 + 21 ¾ =? a. 38 3/8 c. 39 4/8 b. 39 3/8 d. 38 4/8 12. My uncle’s weight is two times that my nephew. My aunt’s weight is half that of my nephew. What is the total weight of the three? Which of the following formulae will apply for the
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Simplification The process of cancelling (reducing) e.g. ‚ **e.g.1 remember that exponents are subtracted Clearing one of the most common errors‚ an important “cancellation” rule: only factors may be cancelled Factors multiply‚ terms add and subtract First count terms … > 1 term means that there is only 1 factor‚ the whole expression. **e.g.2 1. 1 term‚ 3 factors 2. 2 terms‚ 1 factor 3. 2 terms‚ 1 factor‚ BUT … 1 term‚ 2 factors 4. 1 term‚ 2 factors 5
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Jan. 15th‚ 2011 Period 8 Ms.Kay Why Math is Important When it comes to math‚ many people have always asked the question‚ “When will I ever do this again in real life?” and for some it is a hard question to answer‚ but for me it is simple. You use math everyday and probably do not even realize it. Math has been a part of our lives even since man lived in caves. For instance‚ if there were 10 apples and 9 people
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January 2009 4. y = 5x3 − + 2x − 3. (a) Find ‚ giving each term in its simplest form. (4) (b) Find . (2) May 2012 5. Find the set of values of x for which (a) 2(3x + 4) > 1 – x‚ (2) (b) 3x2 + 8x – 3 < 0. (4) May 2013 6. Figure 1 Figure 1 shows a sketch of the curve with equation y = f(x). The curve has a maximum point A at (–2‚ 3) and a minimum point B at (3‚ – 5). On separate diagrams sketch the curve with equation (a) y = f (x + 3)‚ (3) (b)
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| Basic math symbols Symbol | Symbol Name | Meaning / definition | Example | = | equals sign | equality | 5 = 2+3 | ≠ | not equal sign | inequality | 5 ≠ 4 | > | strict inequality | greater than | 5 > 4 | < | strict inequality | less than | 4 < 5 | ≥ | inequality | greater than or equal to | 5 ≥ 4 | ≤ | inequality | less than or equal to | 4 ≤ 5 | ( ) | parentheses | calculate expression inside first | 2 × (3+5) = 16 | [ ] | brackets | calculate expression inside first
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More Acclaim for How to Learn a Foreign Language the handbook used by schools‚ universities‚ and independent language-learners throughout the world: Don’t miss this little book! It is unusual in that it treats languages as respectable and serious study but also fun. It addresses common fears‚ and deals with the attitudes that have made Americans increasingly monolingual. It is packed with advice on how to learn a foreign language…Excellent‚ simple‚ with summaries at the end of each chapter…I
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Math Review for the Quantitative Reasoning Measure of the GRE® revised General Test www.ets.org Overview This Math Review will familiarize you with the mathematical skills and concepts that are important to understand in order to solve problems and to reason quantitatively on the Quantitative Reasoning measure of the GRE revised General Test. The following material includes many definitions‚ properties‚ and examples‚ as well as a set of exercises (with answers) at the end of each
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Antons Trifonovs HW 1‚3‚4‚5‚7 9/29/2014 1. Variable Costs CD package and disc (direct material and labor per CD)---- $1.25/CD songwriters royalties $0.35/CD recording artist royalties $1.00/CD Total Variable Costs per Units = $2.60 Fixed Costs advertising and promotion $275‚000 studio recording overhead $250‚000 Total Fixed Costs = $525‚000 a)contribution per CD unit $9 - $2.60 = $6.40 b)break-even volume in CD units and dollars 525‚000 / 6.40 = 82‚031.25 units
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Write your name here Surname Other names Centre Number Candidate Number Edexcel GCSE Mathematics A Paper 2 (Calculator) Foundation Tier Thursday 8 November 2012 – Afternoon Time: 1 hour 45 minutes Paper Reference 1MA0/2F You must have: Ruler graduated in centimetres and millimetres‚ protractor‚ pair of compasses‚ pen‚ HB pencil‚ eraser‚ calculator. Tracing paper may be used. Total Marks Instructions Use black ink or ball-point pen. Fill in the boxes at the
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