The Right Triangle |Component of vectors |Resultant vectors by component method 28 July 2012 REDG 2011 1 The Right Triangle (c) (a) (b) c = a +b 2 2 2 2 2 Solve for a and b. a2 = c2 -b2 b2 = c2 -a2 c = a +b 28 July 2012 REDG 2011 2 The Right Triangle hypotenuse opposite adjacent 28 July 2012 REDG 2011 3 The Right Triangle adjacent hypotenuse opposite 28 July 2012 REDG 2011 4 The Right Triangle The opposite always faces opposite
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is a relationship between addition and multiplication. When you are multiplying you are simply adding the same number several times. For example 2*3 is the same as adding 2 three times‚ 2*3=6 which is the same as 2+2+2=6. Understanding the relationship between addition and multiplication contributes to the understanding of these concepts to the student because the student will be able to grasp the concept with more ease since they should have been experts in addition once they start learning multiplication
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Positive and negative effects of winning the lottery Winning the lottery is something everyone wants. Rarely do people realize that there are also bad effects to having such a large sum of money. A good amount of people that win the lottery are foolish with their money‚ quit their jobs‚ or just don’t know what to do with it. The others that win make smart decisions in either investing their fortune‚ donating it to a good cause‚ or just helping their family be finically stable. Majority of people
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Cryptarithmetic‚ also known as alphametics‚ ‚ crypt-arithmetic‚ Verbal arithmetic ‚ cryptarithm or word addition‚ is a type of mathematical puzzle in which most or all of the digits in a mathematical expression‚ such as a sum‚ are substituted by letters or other symbols. In a typical puzzle‚ there is a one-to-one correspondence between the numbers and the letters or symbols replacing them. That is‚ the same digit is always represented by the same letter or symbol. The objective of the puzzle is
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Addition of Force Vectors Abstract The purpose‚ of this experiment‚ was to prove that there is a relation between the magnitude of the resulting vector‚ and the angle between the vectors that are being added. The test was performed by creating a balance between three weights tied to strings on a pulley that transferred the string on top of a graduated disc‚ which made easy the measurement of the angles between them. After performing the experiment‚ my group concluded that there is a relation
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Addition and Subtraction of Integers Addition of Positive Integers Consider the addition of 2 + 3. The plus sign‚ +‚ tells us to face the positive direction. So‚ to evaluate 2 + 3‚ start at 2‚ face the positive direction and move 3 units forwards. This suggests that: Positive integers can be added like natural numbers. Addition of Negative Integers Consider the addition of (–2) + (–3). The plus sign‚ +‚ tells us to face the positive direction. So‚ to evaluate
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Visit www.downloadmela.com for more papers i had attended an off-campus interview of godrej. It starts on time so be on time. it started with Box test. the question are as follows. 1) Box1 box2 box3 13 11 7 using ony addition and subtraction bring 19 in box1 and 30 in box3. 2) box1 contains Son’s current age is 13 and box2 contains fathers current age is 58 box3 contain sum of father and son six yrs back. bring father’s age 13yrs before son was born in box 1 and sum of father and son
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Subtraction and Addition of Algebraic Expressions Math 11 Objectives The student should be able to: Determine the degree of a polynomial Identify the fundamental operations of polynomials Definition of Terms Algebraic expression is an expression involving constants and or variable‚ with all or some of the algebraic operations of addition‚ subtraction‚ division and multiplication Definition of Terms Components of an Algebraic Expression Constant term: fancy name for a number
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Slope Essay For years Mathematicians have studied and found various mathematical equations. One thing they’ve came across is numerous equations for slope. You maybe asking‚ what is slope? Slope is rise over run.To find slope (m=slope) on a graph‚ you draw and label your x (horizontal) and y (vertical) axis on a xy-coordinate plane. When you draw your two lines they should meet at right angles at a point zero. The axis is divided into four quadrants. Then you find any two points ( (0‚0) and (2‚1)
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it was found out that Component method is the most accurate as its approach is purely theoretical‚ that is‚ all other physical factors are neglected leaving only the appropriate ones to be calculated. In addition‚ properties of these quantities such as associativity and commutativity of the addition operation were also explored. 1. Introduction Vectors play an important role in many aspects of our everyday lives or of one’s daily routine. It is a mathematical quantity that has both a magnitude and
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arithmetic circuit capable of performing both addition and subtraction on any two 4-bit binary numbers. The circuit has a Mode switch that allows you to choose between adding (M=0) and subtracting (M=1). To understand why this circuit works‚ let’s review binary addition and binary subtraction. We use 4-bit numbers in the examples because the main interactive circuit is a 4-bit adder–subtractor. Binary addition is certainly easier than decimal addition. You just add 0s and 1s. For example to add the
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Name: ______________________________ Subtracting Integers Subtract to find the difference between the integers. a. b. c. d. f. h. j. l. n. 9 − ( − 5 ) = _______ − 6 − 4 = _______ − 6 − ( − 4 ) = _______ − 5 − 8 = _______ 0 − ( − 3 ) = _______ 3 − ( − 4 ) = _______ − 2 − 17 = _______ 17 − ( − 3 ) = ________ e. g. i. k. 13 − ( − 6 ) = _______ − 2 − 10 = _______ − 8 − ( − 8 ) = _______ − 8 − 8 = ________ m. − 16 − 11 = _______ Last night the temperature in New York City went down to
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Lesson 3 Topic: Fractions Subtopic: Addition and Subtraction of Fractions Materials • A set of paper strips with words written on it • Fish bowl Objectives • To guess the word written on the paper strip • To practice patience and understanding to those who can not get the answer correctly Control of Error • Teacher Presentation • The teacher will introduce the activity and give the instruction on what to do. • She will ask for 5 pairs of volunteers from the class. One volunteer
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Old Dominion University ORGANIC 214 Alkene Addition Submitted by: Alkene addition: Bromination of (E) Stilbene Introduction: In this lab we used the greener approach‚ which involves the addition of bromine across a double bond. When bromine reacts with E-stilbene (trans-1‚2-diphenylethene)‚ two new chiral carbons are created from the sp2 carbons‚ therefore 3 different dibrominated stereoisomers are possible: meso-(1R‚2S)‚ or the raceminc mixture-(1R‚2R) or (1S‚2S)-dibromo-1‚2-diphenylethane
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Lab 1: Alkene Addition: Bromination of (E)-stilbene I. Introduction: 1. The purpose of the experiment was to perform an electrophilic addition reaction by using pyridinium tribromide to brominate (E)-stilbene and to identify whether it formed the meso- or racemic product through melting point analysis. 2. This is the mechanism for the bromination of (E)-stilbene. However‚ this is the mechanism for Br2 and in class we us Pyridinium Tribromide instead due to the difficulties associated
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hand. From here‚ the refluxing began and ended once the bromobenzene addition was completed. The second phase of the experiment involved the reaction of the phenylmagnesium bromide with assigned carbonyl compound. Appropriate amounts of benzaldehyde‚ benzophenone‚ or methyl benzoate based on the amount of bromobenzene used should be added to a dry beaker along with anhydrous diethyl ether. The mixture was poured into the addition funnel‚ added to round bottom flask drop wise‚ allowed to reflux for
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Air Pollution -occurs when gases‚ dust particles‚ fumes (or smoke) are introduced into the atmosphere in a way that makes it harmful to humans‚ animals and plant. This is because the air becomes dirty or contaminated. -the introduction into the atmosphere of chemicals‚ particulates‚ biological materials that cause discomfort‚ disease‚ or death to humans‚ damage other living organisms Air Pollutants -Things that pollute the air -A substance in the air that can be adverse to humans and the environment
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Sexual Addition may be a common problem but it still remains a relatively understood condition characterized by strong sexual urges. In recent weeks‚ the issue has resurfaced. Last week‚ a Journalist Brian Alexander(2007)‚ this psychological condition was once again questioned and the condition was described as such: "Sexual addiction is defined as any sexually-related‚ compulsive behavior which interferes with normal living and causes severe stress on family‚ friends‚ loved ones and one’s work
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Name _____________________ Class ______________ Date _________ Addition and Resolution of Vectors Equilibrium of a Particle Overview When a set of forces act on an object in such a way that the lines of action of the forces pass through a common point‚ the forces are described as concurrent forces. When these forces lie in the same geometric plane‚ the forces are also described as coplanar forces. A single G G equivalent force known as the resultant force FR may replace a set of concurrent forces
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Addiction as Choice? Andria Burgess Introduction to Psychology Addiction as Choice? Substance abuse is a pervasive problem throughout the United States. It affects all populations‚ socioeconomic groups‚ ages‚ and races. Within the community of substance abuse treatment providers‚ there is an ongoing debate on whether addiction is a disease‚ or whether individuals who abuse substances choose to engage in the behavior. There is evidence to support both positions. This paper will examine
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