Algebra 1 Unit 2 ~ Part 1 Test

1. Algebra 1 Unit 2 ~ Part 1 Test Review Game

2. Which of the following sets of ordered pairs represent a function? • (2,3), (-2,3), (-2,3), (2,-3) • (2,5), (-3,5), (2,-3), (5,8) • (2,3), (-5,6), (4,2), (7,5) • (2,3), (5,3), (4,3), (5, 4)

3. The graph below describes the number of cars sold over 6 months. What is the relative maximum? • 45 • 40 • 25 • June

5. What is the function for g(x) which is the transformation for ƒ(x) = x2 shown at the right? g(x) = (x + 4)2 - 2 g(x) = (x – 4)2 - 2 g(x) = (x – 2)2 + 4 g(x) = x2 - 2

6. Which of the following terms are matched correctly? • dependent variable ↔ x axis • independent variable ↔ output • independent variable ↔ y axis • dependent variable ↔ output

7. The graph of ƒ(x) = x4is translated 5 down and 3 unit to the left to create the graph of g(x). Which is the equation of g(x)? • g(x) = (x - 5)4 - 3 • g(x) = (x + 3)4 - 5 • g(x) = (x – 3)4 + 5 • g(x) = (x - 3)4 - 5

8. 2. 1. 4. 3.

9. Evaluate the function ƒ(x) = -4x – 1 for the domain {−3, 0, 5}. • {−3 ƒ,0, 5 ƒ} • {−21, −11, 1} • {-4ƒ – 2} • {−21, 11, -1}

10. Phillip is working on his math homework. He comes across the function . What is the domain for this function? . • All real numbers except negative 3. • All real numbers • All real numbers except 3. • All positive real numbers

11. Which of the following can be used to represent a function? • a mapping, a number line, a table, a coordinate graph • an input-output machine, a mapping, a number line, a table • a table, a mapping, a coordinate graph, an equation • a table, a bar graph, a coordinate graph, an equation

12. What is the dependent variable in the following Table? • 1. pH of Water • 2. Number of Tadpoles