Question

write y=3x^2-6x+4 in vertex form.

A. y=3(x-1)^2+1
B. y=3(x-1)^2+3
C. y=3(x-1)^2+5
D. y=3(x-1)^2+7

Answer 1

Vertex form: y=a(x-h)^2+k
y=3(x^2-2x)+4
y=3(x-2x+1)+4-3
y=3(x-1)^2+1
Your answer is a.

Answer 2

thanks

Answer 3

You're welcome!