The vertex form of the equation of a parabola is y = 3(x-4)2 +13. What is the
standard form of the equation?
A. y=x-
X2 - 8x + 21
c
- 4x + 29
B. y = 1x2 - 4
C. y=1x2 - 4
D. y-1x2 - Bx +29
4x +21
W
