In a park, a picnic area is surrounded by grass in the shape of a rectangle, as shown in the diagram below. If the area of the shaded region that represents the grass is 48 square yards, what are the length and width of the
picnic area?

the domain of a function is the set of input values, x , for which a function is defined. the domain is shown in the left oval in the picture below. the function provides an output value, f(x) , for each member of the domain.

the answer is 1030 it's very simple math.