由題意得:函數(shù)f(x)=log(2)(x)-log(x)(4)(0<x<1)
且an滿足f(2^an)=2n(n∈N*)
則:log(2)(2^an)-log(2^an)(4)=2n,其中:0
設(shè)函數(shù)f(x)=log2 x-logx 4(0<x<1),數(shù)列{an}的通項(xiàng)an滿足f(2∧an)=2n(n∈N*), 試問數(shù)列有沒有最小項(xiàng)?
設(shè)函數(shù)f(x)=log2 x-logx 4(0<x<1),數(shù)列{an}的通項(xiàng)an滿足f(2∧an)=2n(n∈N*), 試問數(shù)列有沒有最小項(xiàng)?
數(shù)學(xué)人氣:286 ℃時(shí)間:2020-09-12 02:39:55
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