设全集U={x/x≤9,x∈N},M={1,7,8},P={2,3,5,7},S={1,4},求(M∪P)∩CuS.
问题描述:
设全集U={x/x≤9,x∈N},M={1,7,8},P={2,3,5,7},S={1,4},求(M∪P)∩CuS.
答
M∩P={1,2,3,5,7,8}
CuS={2,3,5,6,7,8,9}
∴(M∪P)∩CuS={2,3,5,7,8}
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