Mathematics
If A = {5, 8, 10} and empty set ϕ. Then ϕ - A is equal to :
A
ϕ
{0}
none of these
Sets
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Answer
A = {5, 8, 10}
ϕ - A - contains all the elements in set ϕ but not in A.
ϕ - A = ϕ - {5, 8, 10}
ϕ - A = ϕ
Hence, option 2 is the correct option.
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