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An object is launched at 17.2 m/s from a 25-meter tall platform. The equation for the object's height h at time t seconds after launch is: h(t) = -4.9t^2 + 17.2t +25, where h is in meters.

 

a. Graph this equation.

b. When does the object strike the ground?

 
Whiz333 Apr 19, 2017
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  #1
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Here' the graph : https://www.desmos.com/calculator/pzesaeecau

 

The object will hit the ground at  t ≈  4.616 sec

 

 

 

cool cool cool

 
CPhill Apr 19, 2017

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