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Lucas
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Marcar para Seja X={0,2}X=\{0,2\}X={0,2} e Y=[1,2]Y=[1,2]Y=[1,2]. Qual será o resultado do conjunto definido por X+Y={x+y;x∈XX+Y=\{x+y ; x \in XX+Y={x+y;x∈X e y∈Yy \in Yy∈Y ? A [1,2][1,2][1,2]. B [1,2]∪[3,4][1,2] \cup[3,4][1,2]∪[3,4]. C [1,4]∪{0}[1,4] \cup\{0\}[1,4]∪{0}. ■ {1,4]∪{0}\{1,4] \cup\{0\}{1,4]∪{0}. E [1,4][1,4][1,4].
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