2^a=log(1/2)a,(1/2)^b=log(1/2)b,(1/2)^c=log(2)c,比较a,b,c的大小
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![2^a=log(1/2)a,(1/2)^b=log(1/2)b,(1/2)^c=log(2)c,比较a,b,c的大小](/uploads/image/z/5579895-39-5.jpg?t=2%5Ea%3Dlog%281%2F2%29a%2C%281%2F2%29%5Eb%3Dlog%281%2F2%29b%2C%281%2F2%29%5Ec%3Dlog%282%29c%2C%E6%AF%94%E8%BE%83a%2Cb%2Cc%E7%9A%84%E5%A4%A7%E5%B0%8F)
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2^a=log(1/2)a,(1/2)^b=log(1/2)b,(1/2)^c=log(2)c,比较a,b,c的大小
2^a=log(1/2)a,(1/2)^b=log(1/2)b,(1/2)^c=log(2)c,比较a,b,c的大小
2^a=log(1/2)a,(1/2)^b=log(1/2)b,(1/2)^c=log(2)c,比较a,b,c的大小
易知
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