SOLUTION: there is a set a such that {1, 2, 3, 4} \ a = {2, 3}. what is that set? please be sure to submit your answer in the following format: {5, 5}

Algebra ->  Subset -> SOLUTION: there is a set a such that {1, 2, 3, 4} \ a = {2, 3}. what is that set? please be sure to submit your answer in the following format: {5, 5}      Log On


   

Question 760307: there is a set a such that {1, 2, 3, 4} \ a = {2, 3}. what is that set? please be sure to submit your answer in the following format: {5, 5}
Answer by MathLover1(20849) About Me  (Show Source):
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The difference of sets A and B, A\B=A+-+B, is also referred to as the relative complement of B in A.
{1, 2, 3, 4} \ a = {2, 3}
{1, 2, 3, 4} \ {1, 4}= {2, 3}
a={1, 4}