Jeannette W.

asked • 08/30/18

A ball thrown vertically...

A ball is thrown vertically upward from the top of a building 80 feet tall with an initial velocity of 64 ft per second. The distance s in feet of the ball from the ground after T seconds is s equals 80 + 64t- 16t^2. After how many seconds does the ball strike the ground ? after how many seconds will the ball past the top of the building on its way down?

1 Expert Answer


Arturo O. answered • 08/30/18

5.0 (66)

Experienced Physics Teacher for Physics Tutoring

Lauren H.

Arturo, you are amazing! I read all your answers as I am trying to improve my long-forgotten math...


Arturo O.

Thank you, Lauren.  How is your chemistry teaching and tutoring going these days?  Are they keeping you busy as the new semester ramps up?


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