2.5k views
3 votes
if a rock falls from a height of 20 meters on the earth. the height h in meters after t seconds is given by h (t)=-4.9t^2+20. ...find h (2) and explain....find h (t)=0

User Amin J
by
8.0k points

1 Answer

3 votes
First, we'll find h(2):


image

Now, we'll find when h(t)=0:


image
User Mateusmaso
by
8.9k points

No related questions found

Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.