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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

A) False
B) True

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

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

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

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

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

A) ≥
B) >
C) <
D) ≤

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

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

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

A) Yes
B) No

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

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

A) (2,5)
B) (1,3)
C) (–1,3)
D) (0,0)

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

A) True
B) False

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

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

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

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

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

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

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

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