Which of the following is the equation of the quadratic function below?
O A. y = x2 +2x+1
OB. y = x2 +1
C. y = x2-1
Ο Ο
D. y = x2-2x-1

Which of the following is the equation of the quadratic function below O A y x2 2x1 OB y x2 1 C y x21 Ο Ο D y x22x1 class=