Monday
September 22, 2014

Homework Help: Math

Posted by gagan on Thursday, January 22, 2009 at 5:59pm.

A water balloon is shot into the air so that its height h, in metres, after t seconds is
h = —4.9t^2 + 27t + 2.4

a)How high is the balloon after 1 s?
b)For how long is the balloon more than 30 m high?
c)What is the maximum height reached by the balloon?
d)When will the balloon hit the ground?

Answer this Question

First Name:
School Subject:
Answer:

Related Questions

math - A water balloon is shot into the air so that its height h, in metres, ...
Math Grade 11 U - A water balloon is catapulted into the air so that its height...
Math/calculus - a toy rocket is shot into the air at the top of a building so ...
physics - a hot-air balloon having initial velocity vi as it ascends. Then, a ...
math - a rock is thrown straight up in the air from an initial height of ho, in...
algebra - an arrow is shot into the air with an initial velocity of 96 feet per ...
physics - Others say that the balloon was 23 metres high and 14 metres wide. ...
Algebra 2 - Damon thank you for the previous help. A geyser sends a blast of ...
math - really need help, i have no idea how to answer this question ! A stone ...
math - really need help, i have no idea how to answer this question ! A stone ...

Search
Members