1. Which of the following is the equation of the axis of symmetry for the function? y = x2 -4x + 8
A. x = -4
B. x = 2
C. y = -2
D. y = 2x
2. This function has how many solutions? 4x2 = 0
A. 2
B. 1
C. 0
3. Which is the set of roots for the equation? x2 + 3x - 18 = 0
A. {18,-1}
B. {-2,9}
C. {-6,3}
D. {9}

Respuesta :

1 a 2 a 3 d or c because 9times 2 =18 or 6times3=18