If N is the set of natural numbers that are factors of 24, choose the selection below that correctly shows this set in roster form. A. {1,2,4,8,16,20,24} B. {2,4,6,8,10,12,14,16,18,20,22,24} C.
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Answered by
0
just start with 1 and 20
1 20
Now try 2:
1 2 10 20
3, no
4?
1 2 4 5 10 20
and that's all! If you go past 4, you just run into factors already generated.
In general, if you find all the factor up to √N, you will also have found all the ones greater than √N.
1 20
Now try 2:
1 2 10 20
3, no
4?
1 2 4 5 10 20
and that's all! If you go past 4, you just run into factors already generated.
In general, if you find all the factor up to √N, you will also have found all the ones greater than √N.
Answered by
7
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