Asked by matrix10
find the power set of the following set
A = (prime factors of 210)
A = (prime factors of 210)
Answers
Answered by
bobpursley
lets look at the prime factors of 210
2,3,5,7
So there must be 2^4 members of the power set, or 16 elements, including the empty set.
Power set: 2, 3, 5, 7, (2,3), (2,5), (2,7), (3,5), (3,7), (5,7), (2,3,5), (2,3,7), (2,5,7), (3,5,7), (2,3,5,7), (empty set)
Check that. Are there more?
2,3,5,7
So there must be 2^4 members of the power set, or 16 elements, including the empty set.
Power set: 2, 3, 5, 7, (2,3), (2,5), (2,7), (3,5), (3,7), (5,7), (2,3,5), (2,3,7), (2,5,7), (3,5,7), (2,3,5,7), (empty set)
Check that. Are there more?
Answered by
matrix11
can you explain how 2,3,5,7
are prime factor of 210
are prime factor of 210