Question
A plane that is flying horizontally at an altitude of 6 kilometers
and a speed of 680 kilometers per hour passes directly over
a radar station. How fast is the distance between the plane
and the radar station increasing when the distance between
the two is 9 kilometers
and a speed of 680 kilometers per hour passes directly over
a radar station. How fast is the distance between the plane
and the radar station increasing when the distance between
the two is 9 kilometers