Question

[9.01] What is the vertex for the graph of y = 3x2 − 12x + 9?

(−2, 21)

(−2, 45)

(2, −3)

(2, −9)

Answer 1

here's the graph of that equation

Answer 2

seems like it recurves at (2,-3)

Answer 3

(2,-2.5) or (2,-2) use some fine plotter

Answer 4

thanks