Acompany employee has to print 3145 copies of a 1-page document to be mailed to clients. the company's printer prints 85 pages per minute. the function f(x)=−85x+3145 represents the number of unprinted pages x minutes after the printing begins. what is the practical domain of function f? a all whole numbers from 0 to 37 b all multiples of 85 between 0 and 3145 c all real numbers from 0 to 37 d all real numbers from 0 to 3145