The building shown is in the shape of parabolic arches. HELP PLEASEEE What do the zeros in this context represent?

A The highest point of the building
B
the point where the building sits on the ground
the width of the building
The distance of the highest point to the ground.

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

Aresearch group wants to find the opinions’ of city residents on the construction of a new downtown parking garage. what is the population of the survey downtown shoppers downtown visitors downtown workers city residents

Amira is painting a rectangular banner 2 1/4 yards wide. the banner will have a blue background. amira has enough paint to cover 1 1/2 square yards of the wall. the school colors are blue and yellow, so amira wants to add yellow rectangles on the left and right sides of the blue rectangle. the yellow rectangles will each be 3/4 yards wide and the same height as the blue rectangle. what will be the total area of the two yellow rectangles?