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

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

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

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

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

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

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

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

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

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

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

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

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

A) Equation
B) Table
C) Function
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) greater than or equal to
B) equal
C) less than
D) greater than

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

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

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

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

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

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

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

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

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

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

A) False
B) True

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

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

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

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

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

A) >
B) ≤
C) <
D) ≥

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

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

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

A) No
B) Yes

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

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

A) (0,0)
B) (2,5)
C) (–1,3)
D) (1,3)

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

A) False
B) True

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

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

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

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

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

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

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