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 by the

Question

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 by 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

in progress 0
Autumn 3 weeks 2021-09-21T14:32:41+00:00 1 Answer 0

Answers ( )

    0
    2021-09-21T14:33:42+00:00

    Answer:

    look up desmos and do it on there it helps alot

    Step-by-step explanation:

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45:7+7-4:2-5:5*4+35:2 =? ( )