f(x)=1/3(x+7)^2+4

Question

find the vertex,the line of symmetry, and the max or min. value of the f(x) graph the function.
thank you in advance :)

Answer 1

in general:
for f(x) = a(x-h)^2 + k

the vertex is (h,k)
the axis of symmetry is x=h
and the max/min is k

apply your equation to this.