A package of paper towels contains 3 rolls. Each package of paper towels costs $2.79.

A function, f(x), is written to represent the cost of purchasing x packages of paper towels.

What is the practical domain for the function f(x)?

(a) all whole numbers that are multiples of 3

(b) all positive integers

(c) all real numbers

(d) all whole numbers

awsometrunt14 Jan 9, 2019

#1**+3 **

You can buy any number of packages from one to infinity in + whole numbers.....the domain [1,+inf)

b all positive integers

ElectricPavlov Jan 9, 2019

#1**+3 **

Best Answer

You can buy any number of packages from one to infinity in + whole numbers.....the domain [1,+inf)

b all positive integers

ElectricPavlov Jan 9, 2019