Find the indicated set given a={-3,2,3,5,7,10,15), b = {-5, -4, -3,2,6,9,10), and c = {-1,3,7,11,20).
anb
select the correct choice and fill in any answer boxes in your choice below.
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oa ab= { }(use a comma to separate answers as needed.)
o b. the solution is the empty set.