Sunday
August 2, 2015

Homework Help: math

Posted by Joe on Thursday, April 15, 2010 at 6:21pm.

When a soccer ball is kicked with a vertical speed of 25 m/s its height, h metres, after t seconds is given by the equation h=-5t^2+25t

a) how long after it is kicked is the soccer ball at a height of 30 m ?

b) How long is the soccer ball in the air?

Answer this Question

First Name:
School Subject:
Answer:

Related Questions

More Related Questions

Members