Across
- 4. sets Two or more sets which have no elements in common
- 6. of set A set which is entirely contained within another set
- 8. A whole number (not a fractional number) that can be positive, negative, or zero.
- 11. of a set Each object or number in a set
- 13. numbers A real number that cannot be expressed as a ratio of integers
- 14. numbers A number that occurs commonly and obviously in nature
Down
- 1. of sets Grouping up of the common elements of two or more sets.
- 2. The set of elements of the universal set that are not elements of A
- 3. numbers A number without fractions; an integer.
- 5. numbers Any number that can be expressed as the quotient or fraction p/q of two integers
- 7. set the set containing all objects or elements and of which all other sets are subsets.
- 9. set The set containing no elements
- 10. Collection of numbers or objects.
- 12. of sets Combining all the elements of any two sets
- 15. numbers A value that represents a quantity along a number line.