Your friend competes in a high jump competition at a track meet. The function h= -16t^2 + 18t models the height h (in feet) of your friend after t seconds. After how many seconds is your friend at a height of 4 feet? After how many seconds does your friend land on the ground?
Accepted Solution
A:
I have attached all my work below. I hope it all makes sense. If not, or if you still have questions feel free to comment below! :)Β