CP Algebra I - Chapter 1 – Tools of Algebra

Solve the inequalities below and write the solutions in set-builder notation. a) b) By definition, set A is a subset. of set B if each element of A is also an element of B. For example, if B = and A = , then A is a subset of B, written AB. The . empty set. or null set, is the set that contains no elements. (The empty set is a subset of every ... ................
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