The Graph shows the savings in Andre’s Bank account. What is the meaning of the vertical intercept in this situation.

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?

If f(x) = x+8 and g(x) = 4x- 3, find (f+g)(x)

The table represents a function f(x). what is f(3)? a.-9 b.-1 c.1 d.9