Saturday
April 19, 2014

Homework Help: math

Posted by Mary on Friday, April 13, 2012 at 12:04pm.

Please explain to work this:

A rocket is launched from atop a 105-foot cliff with an initial velocity of 156ft/s. the height of the rocket above the ground at time t is given by

h= -16t^2 + 156t + 105. When will the

rocket hit the ground after it is launched? Round to the nearest second.

Answer this Question

First Name:
School Subject:
Answer:

Related Questions

physics - Rockets A and B are fired straight upward from rest. Rocket A is ...
science - A rocket launched accelerates at 3.5m/s^2 in 5.90 secs and2.98m/s^2 in...
Physics - A toy rocket is launched upwards from rest. The rocket engine will ...
physics - a rocket is launched from atop a 105-foot cliff with an initial ...
Math/calculus - a toy rocket is shot into the air at the top of a building so ...
trig - whats the horizontal distance traveled by a model rocket launched with an...
Intermediate Algebra - A model rocket is launched from a height of 50 feet. the...
algebra - A launched rocket has an altitude, in meters,give n by the polynomial ...
Physics - A rocket was launched and it now has an acceleration of 3m pers second...
math - a launched rocket has an altitude, in meters, given by the polynimial h+...

Search
Members