LeenaPaige LeenaPaige 23-09-2014 Mathematics Answered The vertex form of the equation of a parabola is y = (x + 3)2 + 53. What is the standard form of the equation? A.y = x2 + 53x + 42 B.y = x2 + 6x + 62 C.y = x2 + 3x + 53 D.y = 6x2 + 9x+ 62