5less than twice x what expression is it?

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?

What are the equivalent ratios for 24/2= /3= /5.5=108/ = /15

Afootball is throw by a quarterback to a receiver