MTH 120 - Using Venn Diagrams

MTH 120 - Using Venn Diagrams - The final step is to...

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Example 4 (p. 419) To answer Example 4, you must first understand: • The “union” of A and B : A B • “not” B : B g The final step is to remember how an “intersection” works… Anything that will be in an “intersection” of two sets, for example, A B and B , must be in BOTH sets! In terms of Venn diagrams, if A B is the set of horizontal lines and B is the set of diagonal lines, then the intersection of A B and B , i.e., ( A B ) B , is only that portion of the Venn diagram that has BOTH horizontal AND diagonal lines. g g g G g
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U = { The people surveyed } | U | = 450 135 72 108 35 135
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U = { The people surveyed }
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This note was uploaded on 02/29/2012 for the course MATH 120 taught by Professor Adjunct during the Fall '11 term at Northern Virginia Community College.

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MTH 120 - Using Venn Diagrams - The final step is to...

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