Define relate and dependent with a partner. 11/29/12 Define relate and dependent with a partner.

A funny for you…

Check-in #1 Create a map of the coordinates: (-1, 2), (2, -3), (0, 3), (2, 3) Write the domain and range using set notation (in brackets). Is this a function? How do you know?

FUNCTIONS: A REVIEW In your group, find the correct answer and write that letter on your dry erase board.

QUESTION 1 Which of the following ordered pairs corresponds to an arrow on a mapping diagram that starts at 4 and ends at 1? A. (1, 1) B. (1, 4) C. (4, 1) D. (4, 4)

What is the domain of the relation: QUESTION 2 What is the domain of the relation: {(3, 4), (4, 3), (4, 4), (5, 2)}? {2, 3, 4, 5} B. {3, 4, 5} C. {4} D. {2, 3, 4}

QUESTION 3 Which of the following ordered pairs could be in a relation that has a range of {2, 4, 5}? A. (2, 3), (4, 1), (5, 2) B. (5, 3), (5, 4), (5, 2) C. (4, 3), (5, 5), (5, 2) D. (3, 4), (5, 5), (5, 2)

Which of the following relations represents a QUESTION 4 Which of the following relations represents a function? A. {(1, 1), (1, 2), (1, 3)} B. {(1, 1), (2, 1), (3, 1)} C. {(1, 1), (2, 2), (3, 3)} D. Both B and C

QUESTION 5 Which of the following graphs represents a function? A. Graph A (parabola) B. Graph B (hyperbola) C. Graph C (circle) D. Graph D (horizontal parabola)

Which of the following could not be true for a QUESTION 6 Which of the following could not be true for a function? A. Domain is {2}, Range is {2} B. Domain is {2, 3}, Range is {2} C. Domain is {2}, Range is {2, 3} D. Domain is {2, 3}, Range is {2, 3}