anonymous
  • anonymous
A ball is thrown vertically upward from the roof of a building 60 ft high, so that its distance from the roof at any time t, in seconds, is given by the equation s=-16t^2+52t. Determine after how many seconds the ball will hit the roof.
Mathematics
  • Stacey Warren - Expert brainly.com
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SOLVED
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schrodinger
  • schrodinger
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dumbcow
  • dumbcow
set equal to 0...solve for t -16t^2 +52t = 0 factor out a t t(-16t+52) = 0 16t = 52 t = 52/16 = 13/4
anonymous
  • anonymous
Thank you so much
dumbcow
  • dumbcow
yw

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