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The function y=16t^2+384 models the height y in feet of a stone t seconds after it is dropped from the edge of a vertical cliff. How long will it take the stone to hit the ground? Round to the nearest hundredth of a second.
 one year ago
 one year ago
The function y=16t^2+384 models the height y in feet of a stone t seconds after it is dropped from the edge of a vertical cliff. How long will it take the stone to hit the ground? Round to the nearest hundredth of a second.
 one year ago
 one year ago

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CalebBeaversBest ResponseYou've already chosen the best response.1
Plug in 0 for y and then solve for t 0=16t^2+384
 one year ago

Kagome_gurl8Best ResponseYou've already chosen the best response.0
this is my answer 6.93 seconds is it correct?
 one year ago

CalebBeaversBest ResponseYou've already chosen the best response.1
16t^2=384 t^2=24 \[t=\sqrt{24}\]
 one year ago

Kagome_gurl8Best ResponseYou've already chosen the best response.0
oh i miscalculated. thank you
 one year ago
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