设函数fx=x-1/x,若对任意x∈[根号二,正无穷),f(mx)+mf(x)
设函数fx=x-1/x,若对任意x∈[根号二,正无穷),f(mx)+mf(x)
数学人气:584 ℃时间:2019-09-29 04:15:39
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依题有:mx-1/mx+mx-m/x
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