Select the correct answer.
Does the equation below represent a relation, a function, both a relation and a function, or neither a relation nor a function?

y = 3x^2 - 9x + 20

A. neither a relation nor a function
B. both a relation and a function
C. function only
D. relation only

Select the correct answer Does the equation below represent a relation a function both a relation and a function or neither a relation nor a function y 3x2 9x 2 class=