Transcript Unit 2 Test 1 Review PP

Algebra 1
Unit 2 ~ Part 1 Test
Review Game
Which of the following sets of ordered pairs represent a
function?
1. (2,3), (-2,3), (-2,3), (2,-3)
2. (2,5), (-3,5), (2,-3), (5,8)
3. (2,3), (-5,6), (4,2), (7,5)
4. (2,3), (5,3), (4,3), (5, 4)
The graph below describes the
number of cars sold over 6 months.
What is the relative maximum?
1. 45
2. 40
3. 25
4. June

What is the function for g(x) which is the
transformation for ƒ(x) = x2 shown at the
right?
1.g(x) = (x + 4)2 - 2
2.g(x) = (x – 4)2 - 2
3.g(x) = (x – 2)2 + 4
4.g(x) = x2 - 2
Which of the following terms are
matched correctly?
1. dependent variable ↔ x axis
2. independent variable ↔ output
3. independent variable ↔ y axis
4. dependent variable ↔ output
The graph of ƒ(x) = x4 is translated 5
down and 3 unit to the left to create the
graph of g(x). Which is the equation of
g(x)?
1. g(x) = (x - 5)4 - 3
2. g(x) = (x + 3)4 - 5
3. g(x) = (x – 3)4 + 5
4. g(x) = (x - 3)4 - 5
1.
3.
2.
4.
Evaluate the function ƒ(x) = -4x – 1
for the domain {−3, 0, 5}.
1. {−3 ƒ, 0, 5 ƒ}
2. {−21, −11, 1}
3. {-4 ƒ – 2}
4. {−21, 11, -1}
.
Phillip is working on his math homework. He comes
across the function
. What is the
domain for this function?
1. All real numbers except
negative 3.
2. All real numbers
3. All real numbers except 3.
4. All positive real numbers
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
What is the dependent variable in
the following Table?
 1. pH of Water
 2. Number of Tadpoles