URGENT PLEASE HELP A. The combination equation used is incorrect.
B The simplification step is incorrect.
C. The final evaluation of the simplified expression is incorrect.
D. The mathematical work shown is correct

Select the margin of error that corresponds to the sample mean that corresponds to each population: a population mean of 25, a standard deviation of 2.5, and margin of error of 5%

Which of the following parabolas opens down?

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.