Question

If n(A) = 10 ,n(B) = 20 then min{n(AUB)} is

Answer 1

Step-by-step explanation:

Stars are not scattered randomly through space, they are gathered together into vast groups known as galaxies. The Sun belongs to a galaxy called the Milky Way. Astronomers estimate there are about 100 thousand million stars in the Milky Way alone. Outside that, there are millions upon millions of other galaxies also!