H= 215t-16t^2 Find all values of t for which the rocket’s height is 97 feet.

asked Feb 5, 2018 17.2k views

1 vote

H= 215t-16t^2
Find all values of t for which the rocket’s height is 97 feet.

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H = 215t - 16.t² or H = -16t² + 215t

97 = -16t² + 215t

-16t² + 215t - 97 = 0

solving this equation genes t' = 12.97 seconds and t" = 0.467??

Jamell answered Feb 11, 2018

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