Question

Function domain word problems.The house-numbers on a certain street go from 1 to 88. The function B(n) models the type of the building whose number is n according to the following key: Building type Function output Residential building 0 Commercial building 1 Government building 2 Other 3 Which number type is more appropriate for the domain of B?

Answer 1

A house number, n, can only be a whole number between 1 and 88, inclusive. Therefore the number type most appropriate for the domain of B is Integers