设n是自然数,证明不等式:(1/n+1) +(1/n+2)+(1/n+3)+……+1/3n

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设n是自然数,证明不等式:(1/n+1) +(1/n+2)+(1/n+3)+……+1/3n

数学人气:555 ℃时间:2019-08-18 04:34:06
优质解答
(1/n+1) +(1/n+2)+(1/n+3)+……+1/3n一共是2n项相加.
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(1/n+1) +(1/n+2)+(1/n+3)+……+1/3n一共是2n项相加.