Math, i need helpp plss

Plot the points (0,6), (3,15.8), and (9.5,0) using the graphing tool, and find the function

Ling listed all of the factors of a mystery number: 1,2,4,8,16,32 what is the mystery number?

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?