Let y=3(x-4)^2 -3

Question

a) Show that y=3x^2 -24x +45

b) For the graph of y find both x intercepts by solving the equation 3x^2 -24x +45 =0

A) direction of opening
B) x intercepts
C) y intercept
D) Axis of Symmetry
E) Vertex
F) max or min

Answer 1

take a look at

http://www.wolframalpha.com/input/?i=3%28x-4%29^2+-3+