Mathematics, 30.10.2019 01:31 mikeysoulemison

On mars, if you hit a baseball, the height f the ball a time t would be modeled by the quadratic function h(t) += -1.85t^2+20t+1 is in seconds and h(t) is in meters a) when will the ball hit the ground?
b) how long will the ball be above 17m?

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On mars, if you hit a baseball, the height f the ball a time t would be modeled by the quadratic fun...