A container that is shaped like a cube measures 23 inches along each other. The expression for the surface area, in square inches, of the container is 6(23)2 what is the surface area of the container?

Consider u = {x|x is a negative real number}which is an empty set? o {x|x eu and x has a negative cube root}o {x|x eu and x has a negative square root}{x|x eu and x is equal to the product of a positive number and -1}{x|x eu and x is equal to the sum of one negative and one positive number?