Shared Flashcard Set

Details

Title

Section 2.3 + 2.4

Description

Cardinal number formula, intersection and union of sets, etc.

Total Cards

Subject

Mathematics

Level

Undergraduate 1

Created

02/04/2010

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Additional Mathematics Flashcards

Term

n( A U B) = n(A) + n(B) - n(A int. B)

Definition

cardinal number formula

Term

intersection = elements common to BOTH sets A and B

Definition

Term

Union = set of all elements belonging to BOTH sets A and B

Definition

Term

Set differences Ex. = A = {1,2,3,4,5,6} B = {2,3,6}
A - B = {1,4,5} SUBTRACT THE NUMBERS.

Definition

Term

De morgans laws = (A int B) COMP = A COMP U B COMP
(A U B) COMP = A COMP int. B COMP

Definition