Algebra
posted by Kayleigh on .
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?

x^2 + 6x  16 = (x+3)^2  25 = (x+8)(x2)
that should get you started.