1. Algebra I Vocabulary Chapter 3

2. Any number that makes an inequality true is called a

3. Solution of the inequality

4. Inequalities that have the same solution are called

5. Equivalent inequalities

6. Inequalities consisting of two distinct inequalities joined by the word and or the word or are called

7. Compound inequalities.

8. Describing a portion of the number line using parentheses, brackets, and infinity is called

9. Interval notation.

10. Indicating a set by listing the elements in the set between curly braces is called

11. Roster form

12. Describing the properties of an element in a set between curly braces is called

13. Set-builder notation

14. The set symbol { } translates to

15. “the set containing”

16. The set symbol Ø translates to

17. “the empty set” and means the set that

18. Contains no elements.

19. The set symbol U translates to

20. “union” and means all the elements in

21. One set or the other

22. The set symbol ∩ translates to

23. “intersection” and means all the elements that are

24. Common to both sets.

25. The largest set used for a particular discussion is called the

26. Universal set.

27. A set consisting of elements from a given set is called a

28. A subset, and the symbol for subset is

29. 

30. A’ is read

31. “A complement” and the complement of set A contains all those elements in

32. The universal set not in set A.

33. Sets that have no elements in common are called

34. Disjoint sets.