The distance from Earth to the closest star the sun, is 7.5 x 10 km. The distance from Earth to the next closest star. Proxima Centauri, is 4.0 x 103 About how many times farther is Proxima Centauri from Earth than the sun? A. 27,000
B. 38,000
C. 270,000
D. 380,000

Asales representative from a local radio station is trying to convince the owner of a small fitness club to advertise on her station. the representative says that if the owner begins advertising on the station today, the club's total number of members will grow exponentially each month. she uses the given expression to model the number of club members, in hundreds, after advertising for t months.

The numbers on a football field indicate 10 yard increments. you walk around the perimeter of a football field between the pylons. you walk a distance of 30623 yards. find the area and perimeter of the indicated regions. write your answers as mixed numbers, if necessary. a. one end zone: perimeter: yd area: yd2 b. the playing field (not including end zones): perimeter: yd area: yd2 c. the playing field (including end zones): perimeter: yd area: yd2

What are the solutions of the equation x4 + 6x2 + 5 = 0? use u substitution to solve.