BiG QuEstIoN??

2 ⤊

A={2,4,8,16}
B={3,9,27,81}

A [upside down U symbol thing]= ? <---------WHATS THE ANSWER

2007-10-23 10:52:04 · 2 answers · asked by hunterhardman93 2 in Science & Mathematics ➔ Mathematics

2 answers

A intersect B is the null set because they do not intersect, they have no elements the same.

2007-10-23 10:55:58 · answer #1 · answered by Marley K 7 · 1⤊ 0⤋

You forgot B at the end of your = sign.
A â© B is the set of elements common to both sets.
Here A and B have no elements in common,
so A â© B is the empty set.

2007-10-23 18:01:45 · answer #2 · answered by steiner1745 7 · 1⤊ 0⤋