Problema Solution

if a rock falls from a height of 20 meters on the planet jupiter,its height=H (in meters) after (x) seconds.

H(x)=20-13x^2

find the following;

a)what is the height of the rock when x=1 second, x=1.1 seconds and x=1.2 seconds

b)when is the height of a rock 15 meters,10 meters and 5 meters?

c)when does the rock strike the ground?

Answer provided by our tutors

H(x)=20-13x^2

find the following;

a)what is the height of the rock when x=1 second, x=1.1 seconds and x=1.2 seconds

b)when is the height of a rock 15 meters,10 meters and 5 meters?

c)when does the rock strike the ground?