00:01
Once again, welcome to a new problem.
00:05
This time we're dealing with sets.
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And when it comes to sets, these are elements.
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These are elements with similar characteristics.
00:20
So these are elements with similar characteristics.
00:23
And for example, we could have a set a with these elements, one, two, three, four, five, and six.
00:32
And we could also have a set b with these elements, one, two, three, for example.
00:41
And in terms of unions, if you have a union b, this is a union, this simply means that these elements, these are elements where the, where the set is in a or in b.
01:10
And then we could also have a intersection b.
01:14
This is an intersection and this simply means that the elements are in both set a and set b.
01:30
So we have elements in both sets.
01:32
And then of course we could also have a minus b and this simply means that these elements, these are elements in a and not in b.
01:49
So these are elements in a and not in b.
01:52
Or you could call it a complement of b with respect.
02:03
To a.
02:08
And then also we have a complement.
02:12
We have a complement.
02:16
And this is all elements, all elements not in a.
02:25
All elements not in a.
02:28
And this one is an empty set.
02:33
This one is an empty set.
02:37
Particular problem we want to find the results of the following sets.
02:47
We find the results of the following sets.
02:51
And in that particular instance we have a has the following sets, a, b, c, d, e.
03:02
And then b has the following sets, a, b, c, d.
03:08
E, f, g, and h...