SmokeyRN SmokeyRN
  • 18-03-2018
  • Mathematics
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Please need help on this

Please need help on this class=

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citroen
citroen citroen
  • 18-03-2018
f(t) = -16t^2 + 176t 
0 = -16t^2 + 176t
16t^2 = 176t
16t = 176
t = 11
11 seconds to hit the ground
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