Mathematics

26 April, 11:19

A model rocket is launched with an initial upward velocity of

113/fts

. The rocket's height

h

(in feet) after

t

seconds is given by the following.

=h-113t16t2

Find all values of

t

for which the rocket's height is

39

feet.

Round your answer (s) to the nearest hundredth.

+1

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