Intermediate Algebra
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intermediate algebra
A model rocket Is launched from a height of 50ft. The formula h=16t^2+70t +50 describes the rocket's height,h,in feet seconds after it was launched. How long will it take the rocket to reach to reachthe ground?
asked by Nellie on November 16, 2014 
Algebra: Quadratic Functions
A model rocket is launched with an initial velocity of 128 ft/s from a height of 70 ft. The height of the rocket, in feet, t seconds after it has been launched is given by the function s(t)=−16t^2+128t+70. Determine the time
asked by Isiah on March 18, 2014 
Math
A model rocket is launched with an initial velocity of 164ft/sec. It's height h, in feet, after t seconds is given by the formula h=164t16t^2. After how many seconds will the rocket first reach a height of 400ft?
asked by Pam on August 2, 2014 
Math
A model rocket is launched with an initial velocity of 212ft/sec. It's height h, in feet, after t seconds is given by the formula h=212t16t^2. After how many seconds will the rocket first reach a height of 592ft?
asked by Pam on October 31, 2013 
math
I'm wonder if im correct? Two physics students built a model rocket for a class project. Once the rocket is launched, its height in feet, h(t), can be found using the height function h(t) = 16t² + 96t where t represents time in
asked by Ally on October 18, 2014 
Algebra: Quadratic Functions
if a rocket is launched straight up into the air with an initial velocity of 112 feet per second, it's height after t seconds is given by the formula h = 112t  16t, where x represents the height of the rocket in feet: A. When
asked by Jay on April 8, 2015 
Algebra
Use the formula h= 16t^2+250t to model the height 'h' in feet of a model rocket 't' seconds after it has luanched. Determine when the rocket will reach a height of 900 feet.
asked by Tanya on April 15, 2008 
Math
A model rocket is launched straight upward from the side of a 212ft cliff. The initial velocity is 86 ft/sec. The height of the rocket h(t) is given by: h(t)=16t^2+86t+212 where h(t) is measured in feet and t is the time in
asked by amy on August 13, 2016 
Math
A rocket is launched from the top of a 50 foot cliff with an initial velocity of 120 feet per second. The height, h, of the rocket after t seconds is given by the equation h=16t^2 + 120t+ 50. How long after the rocket is launched
asked by Anonymous on April 28, 2016 
Math
Two kids are building a rocket for science class. once the rocket is launched its height in feet, h(t) can be found using the function h(t)=16t^2+128t where t represents time in seconds. They record the time from the moment the
asked by May on April 17, 2014