摘要:集合A={x-1≤x≤2}.B={xx<1},则A∩B= [ ] (A){xx<1} (B){x-1≤x≤2} (C) {x-1≤x≤1} (D) {x-1≤x<1} [答案]D [解析]A∩B= A={x-1≤x≤2}∩ B={xx<1}= {x-1≤x<1}.故选.
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