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đại 10$$ Cho $A={0,1,2,3,4,5,6,7,8}$ $B={-2,-1,3,4,7,8,9}$ $C={-3,-1,0,2,4,6,8,10}$ (A\B)\cup C$; (A\B)\capC$; (B\C)\capA$; (C\A)\capB$
đại 10$$ Cho $A={0,1,2,3,4,5,6,7,8}$ $B={-2,-1,3,4,7,8,9}$ $C={-3,-1,0,2,4,6,8,10}$ (A\B) \cup C$; (A\B) \capC$; (B\C) \capA$; (C\A) \capB$
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