\ \
The weight of the satellite is
tons.
Consider the radius of the earth is
miles. \ \
The satellite is
miles above the earth.
The weight of the satellite is
.
Substitute
and
.

.
Substitute
in
.
.
The work done by the satellite is
.


.
Find the value of work done by the satellite when the height
as approaches to infinity.
Work done by the satellite is
.



If
then
.

.
The work done by the satellite
.
The work done by the satellite
.