Let m be an odd whole number and let n be any whole number. Which of the following statements about the whole number m^2+mn is always true? a) it is always odd
b) it is always even
c) it is odd only if n is odd
d) it is even only if n is even
e) it is odd only if n is even

Cameron indoor stadium at duke university is one of the most revered sites in all of college basketball, as well as in all of sports period. duke’s men’s and women’s basketball programs have attained quite a few wins in the building over the last seventy years. cameron indoor stadium is capable of seating 9,460 people. for each game, the amount of money that the duke blue devils’ athletic program brings in as revenue is a function of the number of people in attendance. if each ticket costs $45.50, find the domain and range of this function.

On a string instrument, the length of a string varies inversely as the frequency of its vibrations. an 11-inch string has a frequency of 400 cylces per second. find the frequency of a 10-icnch string.

What expression is equivalent to 42x-56y