S u p e r s m a s h b r o s u l t i m a t e trivia 80 POINTS TO WHOEVER TELLS ME THEIR MAIN in super smash Bros ultimate

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?

Antonio made a scale model of a building. the model's scale is 1 inch to 235 feet and its height is 3.5 inches. what is the exact height of the actual building? enter your answer in the box.

Which value would be a solution for x in the inequality 47-4x< 7