Which of these equations represent functions? Check all that apply.
A. y = (x - 2)^2 + 5
B. x^2 - 4y^2 = 1
C. y = 3x - 3
D. y = 4x^5



Answer :

luana
A is quadratic function
B is equation of a circle
C is equation of a line
D is hiperbolic funciotn