问题
填空题
已知集合A={1,2,4,6,7,9,120,-8},B={3,4,5,-7},则A∩B=______.
答案
∵集合A={1,2,4,6,7,9,120,-8},B={3,4,5,-7},
∴A∩B={4}.
故答案为:{4}
已知集合A={1,2,4,6,7,9,120,-8},B={3,4,5,-7},则A∩B=______.
∵集合A={1,2,4,6,7,9,120,-8},B={3,4,5,-7},
∴A∩B={4}.
故答案为:{4}