Which of the following sets of ordered pairs represent a function? Check all that are true.

{(-3, 7), (-2, 7), (-1, 7), (0, 7), (1, 7)}

{(1.5, 3), (2.5, 3), (5, -3), (6, 2.5), (9, 11)}

{(-27, 15), (14, 2), (37, 0), (14, 15), (-3, 7)}

{(15, -2), (-2, 15), (11, 7), (-4, -4), (10.2, 3)}

{(1, 2), (3, 4), (5, 6), (6, 10), (7, 40)}

351.23

step-by-step explanation:

i get you, what you should do is think of the positive things that would come out of it. it will make yours parents proud and raise your grade. you should always try and if you can't focus tell the teacher.

i think you would have to divide the money he had saved, which is $2,000 by the time he plans on exercising which is 40 hours, and the answer you get should tell you the answer to your question.