anonymous
  • anonymous
list all subsets of {1,2}
Mathematics
  • Stacey Warren - Expert brainly.com
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SOLVED
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katieb
  • katieb
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AkashdeepDeb
  • AkashdeepDeb
WELCOME TO OPENSTUDY!! :D
AkashdeepDeb
  • AkashdeepDeb
All subsets have the set and null set in them. Subsets of {1,2} then would be.. {1},{2},{1,2},() Understood this? :)
anonymous
  • anonymous
Should subset {2,1} be included? Book shows it is....why?

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goformit100
  • goformit100
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asnaseer
  • asnaseer
if you have two subsets A and B, the B would be a subset of A if every member of B is also a member of A. agreed?
anonymous
  • anonymous
0 is an element \[But null set expressed as \left\{ \right\} or \phi \] is a subset of every set.
anonymous
  • anonymous
\[\left\{ 1,2 \right\} and \left\{ 2,1 \right\} are same.\]

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