chanceiskool2 chanceiskool2

19-04-2020
Mathematics

contestada

I need to know the seconds

I need to know the seconds class=

Respuesta :

emma23131 emma23131

19-04-2020

Answer:

9 second.

Step-by-step explanation:

h(t) = -16t² + initial height

0 = -16t² + 1296 its equal to 0 because we consider ground as 0

-1296 = -16t²

t² = 81

t = 9

Answer Link

kgpevey2005 kgpevey2005

19-04-2020

Answer:

The answer would be 9 seconds.

Step-by-step explanation:

Answer Link

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