Question

If C = {1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12} and D = {numbers divisible by 6 from 1 to 12}, what is C ∩ D?

Answer 1

In this case C intersection D = D

Answer 2

{1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12}

Answer 3

?

Answer 4

http://en.wikipedia.org/wiki/File:Venn0001.svg
imagine this image with C on the left,set of numbers from 1 to 12 and on the right you have numbers divisible by 6 which are 6 and 12. Intersection is the numbers which are common to both C and D. the venn diagram in this case would look like C encapsulated D.