When Mr. Smith kicks a football, it has a vertical speed of 20 m/s, and its height, h in meters after t seconds can be modeled b

Question

4 years ago

11

When Mr. Smith kicks a football, it has a vertical speed of 20 m/s, and its height, h in meters after t seconds can be modeled b

y the equation h=20t−5t^2 .
Part A.
How long is the football in the air before it lands on the ground?

seconds

Part B
In how many seconds will the football reach its maximum height?

seconds

Part C
What is the maximum height that the football will reach?

meters

Mathematics

1 answer:

adelina 88 [10] · Answer 1 · 2021-12-04T18:15:11+03:00

adelina 88 [10]4 years ago

6 0

Answer:

look up desmos and do it on there it helps alot

Step-by-step explanation: