Realice las siguientes operaciones en forma gráfica entre vectores:

a. 3A + 2B – D

What component of earth’s atmosphere exists entirely as a result of photosynthesis?

Suppose astronomers built a 140-meter telescope. how much greater would its light-collecting area be than that of the 10-meter keck telescope? express your answer using two sign

What caused magnetic fields? what happens if you keep breaking a magnet in two until you reach a single atom?