What is the present value of $1000.00 to be received five years from today if the discount rate is 4%?
A-$5,273.75
B-$821.93
C-$185.93
D-$0.32

What are “like terms”? why can we only add like terms?

The sum of two numbers is 86, and their difference is 20. find the two numbers

Astuntman jumping off a 20-m-high building is modeled by the equation h=20-5t^2, where t is the same in seconds. a high-speed camera is ready to film him between 15m and 10m above the ground. for which interval of time should the camera film him?