Posted by Kayleigh on Tuesday, April 9, 2013 at 12:42pm.
Answer the following quadratic function
f(x)= x^2 + 6x  16
a)What is the vertex (h,k)of f?
b)What is the axis of symmetry?
c)What are the intercepts?

Algebra  Steve, Tuesday, April 9, 2013 at 12:48pm
x^2 + 6x  16 = (x+3)^2  25 = (x+8)(x2)
that should get you started.