Secondary 2E1 Mid-Year Exam Review 1. Proportion Map and Scale Scale = Map length : Actual Length = 1 : r or If the scale on the map is given by 1: r‚ then the ratio of area measured on the map to the actual area is 1: r2 Direct and inverse proportion Direct Proportion Inverse Proportion If y is directly proportional to x‚ then or where is a constant and . k is known as the constant of proportionality. or where (‚) and (‚) are two pairs of values of and
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Directions: Answer the questions below. Make sure to show your work when applicable. ⦁ Solve the absolute value equation. Check your solutions. | 5x + 13| = –7 ⦁ Simplify the expression below. 6n2 - 5n2 + 7n2 ⦁ The total cost for 8 bracelets‚ including shipping was $54. The shipping charge was $6. Write an equation that models the cost of each bracelet. ⦁ The total cost for 8 bracelets‚ including shipping was $54. The shipping charge was $6. Determine the cost
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Arithmetic Progressions (AP) An arithmetic progression is a list of numbers where the difference between successive numbers is constant. The terms in an arithmetic progression are usually denoted as T1 ‚ T2 ‚ and T3 ‚ where T1 is the initial term in the progression‚ T2 is the second term‚ and so on. Thus‚ Tn is the nth term of the arithmetic progression. An example of an arithmetic progression is…. 2; 4; 6; 8; 10; 12; 14; Since the difference between successive terms is constant‚ we have…
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Part 1. Describe the order of operations and explain how it is used to simplify expressions. Explain specifically the order in which mathematical operations must be performed to correctly simplify an expression. The order of operations is a rule that always applies to mathematical problems. It includes addition‚ subtraction‚ multiplication and division as well as grouping of numbers (such as in parentheses and powers). It gives a definite order of how to do a problem involving multiple operations
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07.10 Module Seven Review and Practice Test In this module‚ you learned about polynomials and how to perform various operations on them. This is your opportunity to review all of the concepts from this module to prepare for your Discussion Based Assessment and Module 7 Test. Introduction to Polynomials: Lesson 07.01 Polynomials are a specific type of mathematical expression that have: * one or more terms * variables with only positive whole number exponents * no variables in the denominators
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Polynomials: Basic Operations and Factoring Mathematics 17 Institute of Mathematics Lecture 3 Math 17 (Inst. of Mathematics) Polynomials: Basic Operations and Factoring Lec 3 1 / 30 Outline 1 Algebraic Expressions and Polynomials Addition and Subtraction of Polynomials Multiplication of Polynomials Division of Polynomials 2 Factoring Sum and Difference of Two Cubes Factoring Trinomials Factoring By Grouping Completing the Square Math 17 (Inst. of Mathematics) Polynomials: Basic Operations
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Department of Career & Professional Development Winter 2014 Final Examination — with answers Student Name Student Number Foundations of Mathematics CMSC 000 Lecturer: G. Brown Date: Time: 17 April 2014 3 hours INSTRUCTIONS: This is a closed book examination. Give your answers in the exam booklet. You are permitted non-electronic translation dictionaries only. Handheld devices capable of storing text are NOT permitted. Calculators are permitted. Only noiseless non-programmable calculators
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Read the following instructions in order to complete this discussion‚ and review the example of how to complete the math required for this assignment: Write your birth date or the birth date of someone in your family as mm/dd/yy. (Example: March 13‚ 1981 is written 3/13/81‚ and November 7‚ 1967 is written 11/7/67). Now let a = the one- or two-digit month number‚ b = the negative of the one- or two-digit day number‚ and c = the two-digit year number.
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Would you have ever learned to stand up? How about learn to walk‚ trying to keep your balance at the age of 1 or learn talking? (How difficult and challenging is that?) And how about learning to count at least up to 10? From then on‚ would you have learned your operational signs? (+‚-‚ׂ÷). Would you have learned your time tables‚ the time‚ dates‚ being able to read the calendar? Try thinking of how you would have built your knowledge of Factorisation Methods‚ Surds‚ Exponents- and now‚ you are
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Algebra II 7.3 Binomial Radical Expressions Radical expressions with the same index and the same radicand may be added or subtracted. Add or subtract: May need to simplify before adding or subtracting. Assignment: page 382383‚ #112 7.3 continued Multiplying Binomial Radical Expressions Use FOIL to multiply‚ simplify. Multiply: Conjugates are expressions such as: Just as (ab)(a+b) = a2b2 The product of conjugates is a rational number. Simplify: Assignment: page 382383‚ # 1322 7
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