Identify which of the following represents a function. select all that apply

Does the point (1, sqrt 7) lie on circle shown.

Aclassroom is made up of 11 boys and 14 girls. the teacher has four main classroom responsibilities that she wants to hand out to four different students (one for each of the four students). if the teacher chooses 4 of the students at random, then what is the probability that the four students chosen to complete the responsibilities will be all boys?

Tom travels between the two mile markers shown and then finds his average speed in miles per hour. select the three equations that represent this situation.