What is the distance between each pair of points ( -6, -5) and (2, 0)

How can you decide witch operations to use to slice a two step equation

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?

8. kelly wants to buy a magazine that is $25. later the magazine was marked up an additional 20%. what is the new price?