问题
填空题
已知集合M={x∈z|x2≤1},N={x∈R|-1<x≤3},则M∩N=______.
答案
集合M={x∈z|x2≤1}={-1,0,1},N={x∈R|-1<x≤3}={0,1,2,3},
故M∩N={0,1},
故答案为{0,1}.
已知集合M={x∈z|x2≤1},N={x∈R|-1<x≤3},则M∩N=______.
集合M={x∈z|x2≤1}={-1,0,1},N={x∈R|-1<x≤3}={0,1,2,3},
故M∩N={0,1},
故答案为{0,1}.