A model rocket is launched with an initial upward velocity of 235/fts . The rocket's height  h (in feet) after t seconds is given by the following. h=−235t-16t^2 Find all values of t for which the rocket's height is 151 feet. Round your answer(s) to the nearest hundredth.

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Chapter10: Quadratic Equations
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A model rocket is launched with an initial upward velocity of 235/fts

. The rocket's height 

h (in feet) after t seconds is given by the following.
h=−235t-16t^2

Find all values of t for which the rocket's height is 151 feet.

Round your answer(s) to the nearest hundredth.
(If there is more than one answer, use the "or" button.)

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