# Functions

### Quizzes

# Functions: Relation Status: It's Complicated Quiz

Think you’ve got your head wrapped around

*? Put your knowledge to the test. Good luck — the Stickman is counting on you!***Functions**
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Q. Which of the following sets is NOT a relation?

{{1, 2}, {2, 3}, {3, 4}}

{(A, B), (Q, Z)}

{(Bob, Jen), (Ayako, Midori)}

{}

{(Kardashian, Sheen), (Snooki, Pippa)}

Q. What is the domain of the relation {(1, 2), (3, 4), (5, 6), (7, 8)}?

{1, 3, 5, 7}

{2, 4, 6, 8}

{1, 2, 3, 4, 5, 6, 7, 8}

{(1, 2), (3, 4), (5, 6), (7, 8)}

{2, 4, 6, 8, who do we appreciate?}

Q. Which of the following ordered pairs is NOT in the relation described by the equation

*x*^{2}+*x*– 6 =*y*^{2}?(2, 0)

(3, 0)

(-3, 0)

Q. Which of the following relations IS a function?

{(0, 0), (0, 1)}

{(1, 0), (2, 0), (3, 0)}

{(0, 1), (0, 2), (0, 3)}

{(0, 0), (1, 1), (2, 2), (3, 3), (1, 0)}

Uncle Marty

Q. The following graph shows

the relation {(0, 1), (0, 2), (0, 3), (0, 4)}

the function {(0, 1), (0, 2), (0, 3), (0, 4)}

the relation {(1, 0), (2, 0), (3, 0), (4, 0)}

the function {(1, 0), (2, 0), (3, 0), (4, 0)}

4 points that really need to leave the

*y*-axis and get out moreQ. The following graph shows

True

False

Does it really matter? Can't we all just get along?

Q. The graph shows a function.

True

False

About 77% true, 23% false

Q. The graph shows a function.

True

False

Some third, obviously incorrect choice

Q. The graph shows a function.

True

False

I'm going to cover my bases and say, "Tralse"

Q. The graph shows a function.

True

False

Pass