CHAPTER 1 ALGEBRA TOOLBOX 1. What is the purpose of a variable? Why do we use them? How can they help us? 2. What is an expression? What does it mean to evaluate an algebraic expression? 3. How do you solve simple equations and inequalities? For example, what process is used to solve an addition equation? Subtraction? Multiplication? Division? 4. What does it mean to combine like terms? Explain. Give an example to demonstrate. 5. What is an ordered pair? 6. Fill in the table below by finding ordered pairs for the equation 3. Then Graph the equation using the ordered pairs from the table. x 3 (x,y) 2 4 6 7. What are the 3 MOST IMPORTANT things to remember from chapter 1? Be specific! 1. 2. 3.
CHAPTER 2 INTEGERS & EXPONENTS 1. What are integers? Give some examples and nonexamples. 2. What are the rules for adding integers? 3. Explain and show how to do the following 4 problems, noting the differences between them: 5 + 2-5 + (-2) -5 + 2 5 + (-2) 4. What are the rules for subtracting integers? 5. Explain and show how to do the following problem: -2 5 6. What are the rules for multiplying and dividing integers? 7. Explain and show how to do the following 4 problems: 5(2) -5(-2) -5(2) 5(-2) 8. Explain the terms base, exponent, and power. It may help to create and label an example. What does each part tell you? 9. What are the 4 properties of exponents? Give an example demonstrating each property. Property Example
CHAPTER 3 RATIONAL & REAL NUMBERS 1. What is the difference between rational and irrational numbers? Give an example of each. 2. What must you do if your goal is to add 2 fractions? How do you accomplish this? Give an example. 3. How do you multiply 2 fractions? Do you need a common denominator? Give an example. 4. How do you divide 2 fractions? What is the special trick? Give an example. 5. What is a square root? 6. Which square roots do you know without using your calculator? List them. 7. What s so special about PERFECT squares? 8. Can square roots be estimated without a calculator? If so, how? Given an example.
CHAPTER 4 COLLECTING, DISPLAYING & ANALYZING DATA 1. Describe the terms sample and population, how they are related, and what we might use them for. 2. What are the 3 types of sampling methods and how are members chosen in each method? Sampling Method How members are chosen 3. What is a stem and leaf plot and what is it used for? 4. Create a stem and leaf plot for these quiz scores: 70, 70, 81, 82, 85, 88, 88, 90, 93, 95, 100 5. Describe the terms mean, median, mode, and range and find each for the quiz scores above. 6. Create a box and whisker plot for the quiz scores. 7. What are some ways in which graphs and statistics can be misleading? What should we keep an eye out for? Give an example. 8. What is a scatter plot and why might you create one? 9. What are the different types of correlation you would expect to see on a scatter plot? Draw and explain.
CHAPTER 5 PLANE GEOMETRY 1. Draw and label each of the following: Line Segment Ray Angle Perpendicular Lines Parallel Lines Acute Triangle Obtuse Triangle Right Triangle Isosceles Triangle Scalene Triangle Equilateral Triangle Rectangle Rhombus Parallelogram Trapezoid Square Reflection Rotation Translation 2. What is the formula for find the angle sum of a polygon?