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Mathematics 16 Online
OpenStudy (anonymous):

What is AnB? A={2,3,4,5,6} B={3,6,9,12,15}

OpenStudy (xapproachesinfinity):

A and B meaning what is common in both

OpenStudy (xapproachesinfinity):

what is common between both

OpenStudy (anonymous):

3 and 6

OpenStudy (zzr0ck3r):

\(A\cap B=\{x\in A\cup B\mid x\in A, x\in B\}\)

OpenStudy (xapproachesinfinity):

yes !

OpenStudy (xapproachesinfinity):

definition of set union always confused me haha i try to think of ven diagram to better get it

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