The radius of the moon is approximately 1,350,000 m. What is the radius in kilometers? (1 km=1000m)

Find and simplify an expression for the area of five rows of x squares with side lengths of x centimeters .

Determine whether the set of whole numbers is closed under addition. explain why the set is or is not closed. give an example.

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.