已知集合A={x|x2-2x-3≤0},B={-1,0,1,2,3},则A∩B=( )A.{-1,0,1}B.{0,1,2,3,}C.{-1
已知集合A={x|x2-2x-3≤0},B={-1,0,1,2,3},则A∩B=()A.{-1,0,1}B.{0,1,2,3,}C.{-1,0,1,2,3}D.{0,1,...
已知集合A={x|x2-2x-3≤0},B={-1,0,1,2,3},则A∩B=( )A.{-1,0,1}B.{0,1,2,3,}C.{-1,0,1,2,3}D.{0,1,2}
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