Задача 10967.

What is the smallest job should be performed in order to deliver the spacecraft mass 2 * 10 ^ 3 kg from the surface of the Earth on the moon? Air resistance is not taken into account. The masses of the Earth 5.98 * 10 ^ 24 kg, the moon 7.35 * 10 ^ 22 kg, its radius 6370 km, 1740 km.

Detailed solution with a short recording conditions, laws and formulas used in the decision, the withdrawal of the calculation formula and the answer.
If you have any questions about the decision to write. I try to help.