# If A = {x | x is an odd integer}. B = {x | x is an even integer}, C = {2, 3, 4, 5}, and D = {14, 15, 16, 17}, what are the elements of the set A #nn# D?

##### 1 Answer

Jan 28, 2016

#### Explanation:

Formally:

#A nn D = { x | x in A ^^ x in D}#

So, basically, you need all odd integers that are also

Thus,

#A nn D = { 15, 17}#