Answer:
6,2,1
6,1,2
1,2,6
1,6,2
2,6,1
2,1,6
Step-by-step explanation:
Here is the list of numbers he can make from the card
6,1,2
6,2,1
2,6,1
2,1,6
1,2,6
1,6,2
These are lists,this list can be made by just arranging the given number
(6 + 3) + 21 = 6 + (3 + 21)
It's an ASSOCIATIVE PROPERTY
(a + b) + c = a + (b + c)
The elements of the set S are Tennessee, South Carolina, Florida, and Alabama.
<h3>What is a set?</h3>
A set is a collection of well-defined items or objects.
The items that are found in a set are called the elements of the set.
For example, given a set S, which is the set of states in the U.S. that border Georgia.
The US state Georgia is bordered by Tennessee in the north, South Carolina and the Atlantic Ocean in the east, Florida in the south, and Alabama in the west.
Therefore, the elements of the set S = Tennessee, South Carolina, Florida, and Alabama.
In conclusion, a set consists of well-defined items.
Learn more about sets at: brainly.com/question/2166579
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