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OpenStudy (anonymous):
can anyone pleaseeeeee tell me what " A U B" means and what " A' and B' " means :( im sooo lost
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OpenStudy (anonymous):
\(A\cup B\) means everything in \(A\) or in \(B\) or in both
OpenStudy (anonymous):
|dw:1354043464912:dw|
OpenStudy (anonymous):
A and B are two sets :D the set of A reunited with the set of B implies that A U B={all the elements from A and B}
OpenStudy (anonymous):
\(A'\) means everything that is not in \(A\)|dw:1354043525610:dw|
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