A) Domain
B) Function
C) Image
D) Range

A) Domain
B) Relation
C) Input
D) Range

A) Constant
B) Output
C) Range
D) Input

A) {1,3,5}
B) {2,4,6}
C) {5,6}
D) {1,2,3}

A) {1,3,5}
B) {2,4,6}
C) {1,2,3}
D) {5,6}

A) Graph
B) Mapping diagram
C) Table of values
D) All of the above

A) Numbers only
B) Single values
C) Variables only
D) Ordered pairs

A) X-axis
B) Origin
C) Y-axis
D) Line

A) {(a,b), (b,c)}
B) {1,2,3}
C) {(2,4), (4,8)}
D) {(1,2), (2,3)}

A) Not a function
B) A function
C) One-to-one
D) Linear

A) Function
B) Not a function
C) One-to-one
D) None

A) Each y has exactly one x
B) Each x has many y
C) Each y has many x
D) Each x has exactly one y

A) Function
B) Equation
C) Domain
D) Range

A) Equation
B) Function
C) Table
D) Relation

A) One city with one ZIP code
B) Each teacher with one subject
C) One student with one ID number
D) A student with two ID numbers

A) equal
B) greater than or equal to
C) less than
D) greater than

A) equal
B) greater than
C) less than
D) more than

A) shaded half-plane above the line
B) parabola
C) shaded half-plane below the line
D) solid line

A) line
B) parabola
C) single point
D) half-plane

A) vertex
B) test point
C) intercept
D) root

A) D. Both A and C
B) C. {(2,4), (3,4), (4,4)}
C) A. {(1,2), (2,3), (3,3)}
D) B. {(1,2), (1,3)}

A) constant
B) one-to-one
C) one-to-many
D) function

A) Subject → Students
B) Student → LRN
C) Teacher → Class
D) Mother → Children

A) Dashed line
B) Shaded below the line
C) None
D) Shaded above the line

A) The boundary line divides the plane into two half-planes.
B) The test point is never used.
C) The graph is a parabola.
D) The boundary line has no slope.

A) y < 2x + 1
B) y > –x
C) y ≤ 2x + 1
D) y > 3x

A) False
B) True

A) none
B) solution region
C) boundary line
D) outside region

A) Below the line
B) On the line
C) None
D) Above the line

A) 5
B) Both 3 and 5
C) None
D) 3

A) All elements map to the same number
B) One element maps to one unique element
C) Many elements map to one
D) One element maps to many

A) Outputs may have no input
B) Each output has one input
C) Each input has one output
D) Inputs may have many outputs

A) >
B) ≥
C) ≤
D) <

A) Thick
B) Invisible
C) Dashed/Broken
D) Solid

A) Dashed line
B) Curved line
C) Solid line
D) Dotted line

A) y = 2x + 1
B) y = 3x – 1
C) y = 2x + 3
D) y = 4x

A) No
B) Yes

A) C. (2,8)
B) D. Both A and C
C) B. (0,1)
D) A. (1,5)

A) y ≥ x – 1
B) y = x – 1
C) y < x – 1
D) y > x – 1

A) (–1,3)
B) (1,3)
C) (2,5)
D) (0,0)

A) {(1,2), (2,3), (3,4)}
B) {(3,3), (3,4)}
C) {(1,1), (1,2)}
D) {(2,4), (2,5)}

A) False
B) True

A) Shading flips side and line becomes dashed.
B) Line stays solid.
C) Shading remains same.
D) Slope changes.

A) A person has exactly one phone number.
B) All phone numbers are unique.
C) Every phone has a user.
D) Some people have more than one phone number.

A) Each person has a birthday.
B) Each student has a favorite subject.
C) Each student has one ID number.
D) Each city has one ZIP code.

A) linear
B) not a function
C) a function
D) one-to-one

A) All functions are nonlinear.
B) Some relations are not functions because one x can map to two y’s.
C) All relations pass the vertical line test.
D) Relations are always linear.

A) Drink → Customer
B) Coin → Machine
C) Button → All available drinks
D) Button → Selected drink

A) y = 500
B) x ≥ 500
C) y > 500
D) x ≤ 500

A) x + y ≥ 7
B) x ≤ 4, y ≤ 3
C) x > 4, y > 3
D) x + y ≤ 4