(There are three questions btw)

1.)Write a function to represent the set of ordered pairs.

{(2, 2), (3, 7), (4, 14), (5, 23)}
A) f(x) = x
B) f(x) = 4x - 6
C) f(x) = x2 - 2
D) f(x) = 2x2 - 6

2.)Using the graph, what is the value for the RANGE when the DOMAIN is -3?
A) -3
B) -1
C) 0
D) 1

3.)According to the graph, which range value corresponds to a domain value of 2?
A) -2
B) 0
C) 2
D) 4

(Please answer them. My grade is really important to me.)