Which figure is described below. the locus of points in a plane equidistant between y=5 and y=-3

What is the name used to describe a graph where for some value of x, there exists 2 or more different values of y?

The first floor of marcus’ house is 1,440 square feet. he will cover 1,033 square feet with wood and the rest with tile. a box of tiles will cover 11 square feet. how many boxes of tile does marcus need to buy to cover the floor?

Write the expression as a single natural logarithm. 2 in a - 4 in y