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OpenStudy (anonymous):
Find A B. A: {1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12} B: {−2, −1, 1, 4, 7, 11} {−2, −1, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12} {1, 4, 7, 11} {−2, −1, 1, 4, 7, 11} { } @magbak
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OpenStudy (bahrom7893):
A what B?
OpenStudy (anonymous):
what?
OpenStudy (anonymous):
AUB
OpenStudy (bahrom7893):
AUB means whatever is in A and whatever is in B put together.
OpenStudy (bahrom7893):
Example: A={1,2}, B={2,2,3,4} AUB = {1,2,3,4}
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OpenStudy (magbak):
What is the question.
OpenStudy (anonymous):
so the anwser would be A ?
OpenStudy (bahrom7893):
Now try applying my basic example to your problem. It's the same idea.
OpenStudy (anonymous):
A
OpenStudy (bahrom7893):
Yessir!
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