已知集合A={x|x2-2x-3≤0},B={0,1,2,3,4},则A∩B=( )A.{1,2,3}B.{0,1,2,3}C.{-1,0,
已知集合A={x|x2-2x-3≤0},B={0,1,2,3,4},则A∩B=()A.{1,2,3}B.{0,1,2,3}C.{-1,0,1,2,3}D.{0,1,2}...
已知集合A={x|x2-2x-3≤0},B={0,1,2,3,4},则A∩B=( )A.{1,2,3}B.{0,1,2,3}C.{-1,0,1,2,3}D.{0,1,2}
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