(21-6)/3 how much money each one will make

The function ƒ is defined by ƒ(x) = (x + 3)(x + 1). the graph of ƒ in the xy-plane is a parabola. which interval contains the x-coordinate of the vertex of the graph of ƒ?

In the triangles, bc =de and ac fe. if the mzc is greater than the mze, then ab isdfelth

Rewrite the following quadratic functions in intercept or factored form. show your work. f(x) = 3x^2 - 12