Which expression results from using the Commutative Property of Addition to rewrite 9 5/6 + ( − 6 2/3 ) + 8 1/6 ?
1 answer:
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Answer:
look at the picture i have sent
(treat
as one element of
)
The power set of is
1. is true because both
and
.
2. is true.
3. is true (same reason as part 1).
4. is false because
does not contain the set
, rather just the element
itself.
5. is false because the element
on its own simply is not in
. That
does not mean
, but that
belongs to a subset of
.
6. is true.