the function g(x)=8x^2-48 65 written in vertex form is g(x)=8(x-3)^2-7 what is the vertex for g(x)
A(-3,-7)
B(3,-7)
C(24,-7)
D(-24,-7)
A(-3,-7)
B(3,-7)
C(24,-7)
D(-24,-7)