Posted by **Chris** on Wednesday, April 11, 2007 at 12:03am.

What is the union of X and Y?

X. (3,5,9) Y. (5,10,15)

Is the answer 5?

The Union of two sets are all those elements that belong to one set OR the other.

so X U Y = {3,5,9,10,15}

## Answer this Question

## Related Questions

- Math - Find the indicated intersection or union. {q, s, u, v, w, x, y, z}*{q, s...
- Math - In an experiment, a pair of dice is rolled and the total number of points...
- Precalculus - For this problem I drew a Venn diagram.. Sets A,B and C are ...
- math - For the universal set U= {0,1,2,3,4,5,6,7} And the sets A={1,5}, B={1,2,3...
- maths - The numbers 1,2,…,17 are divided into 5 disjoint sets. One set has 5 ...
- mathematics - The numbers 1,2,…,17 are divided into 5 disjoint sets. One set has...
- discrete math - Fill in the blanks: For all sets A and B, if A is in the set of ...
- math - For the universal set U= {0,1,2,3,4,5,6,7} And the sets A={1,5}, B={1,2,3...
- Economics - Suppose that the objective of a union is to maximize the total dues ...
- *Math* - 139 of CanTexh Supply's employees belong to a union; the remaining 248 ...