设全集A={ x | log2(x+1)<2 )},B= {x| (1/2)2x-3>(1/2)x+2 }.求CRA.求...设全集A={ x | log2(x+1)<2 )},B= {x| (1/2)2x-3>(1/2)x+2 }.求CRA.求若集合C ={x| x-a<0 },且C真子集B,求实数a的

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设全集A={x|log2(x+1)<2)},B={x|(1/2)2x-3>(1/2)x+2}.求CRA.求...设全集A={x|log2(x+1)<2)},B={x|(1/2)2x-3>(1/2)x+

设全集A={ x | log2(x+1)<2 )},B= {x| (1/2)2x-3>(1/2)x+2 }.求CRA.求...设全集A={ x | log2(x+1)<2 )},B= {x| (1/2)2x-3>(1/2)x+2 }.求CRA.求若集合C ={x| x-a<0 },且C真子集B,求实数a的
设全集A={ x | log2(x+1)<2 )},B= {x| (1/2)2x-3>(1/2)x+2 }.求CRA.求...
设全集A={ x | log2(x+1)<2 )},B= {x| (1/2)2x-3>(1/2)x+2 }.求CRA.求若集合C ={x| x-a<0 },且C真子集B,求实数a的取值范围.)

设全集A={ x | log2(x+1)<2 )},B= {x| (1/2)2x-3>(1/2)x+2 }.求CRA.求...设全集A={ x | log2(x+1)<2 )},B= {x| (1/2)2x-3>(1/2)x+2 }.求CRA.求若集合C ={x| x-a<0 },且C真子集B,求实数a的
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A={ x | log2(x+1)<2 )},
y=log2x为单调函数
0

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B 是1/2?0.5?