sapphirerod21 sapphirerod21
  • 06-04-2018
  • Mathematics
contestada

The equation h= -16t^+47t+3 models the height h, in feet, of a ball that Sofia hits after t seconds. How long is the ball in the air?

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taivuong545 taivuong545
  • 06-04-2018
To find how long the ball is in the air, we need to solve for t by using the quadratic formula or other methods that can be used to solve quadratic equations. 

I got x= -1/16 and x=3 as the solutions. However, -1/16 doesn't make sense in this situation because the ball can't stay in the air for -1/16 seconds. Thus, your answer is 3 seconds.



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